In a widely expected move, a committee organized by the Food and Drug Administration (FDA) has voted to endorse removing restrictions on the manufacture of peptides for human use. Thursday's panel meeting saw a sharply divided group recommend lifting limits on four peptides; votes on three additional peptides are scheduled for today. The move comes despite a continuing lack of evidence regarding their safety and effectiveness.

The move had been telegraphed months earlier as peptide enthusiast and Health and Human Services Secretary Robert F. Kennedy Jr. took steps to ensure this outcome.

Like proteins, peptides are composed of amino acids that are chemically linked into a chain. Peptides differ merely by length; they're often 10–20 amino acids long, in contrast to proteins, which can be hundreds or thousands. Some of them, such as insulin, are specifically made by targeted processing of a protein into shorter fragments, and the resulting peptide interacts with receptors that have evolved to send signals to cells based on its levels.

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Ofcom concerned TikTok’s age verification is ineffective, leaving some exposed to posts on suicide, self-harm and pornography

TikTok is under formal investigation over concerns it has failed to protect children from harmful content, the UK’s online regulator, Ofcom, has announced.

The social media platform’s approach to checking the ages of users has sparked “particular concerns” at the watchdog, almost a year after measures to protect children from the worst of online content came into effect under the Online Safety Act.

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© Photograph: True Images/Alamy

© Photograph: True Images/Alamy

© Photograph: True Images/Alamy

Every single day, there are roughly 1,900 hit-and-run crashes across the United States, leaving families devastated and streets

Psychologist Candice Odgers has studied adolescent mental health for 25 years. She fears the current debate around smartphones obscures some of the biggest issues facing teenagers – from the impact of Covid to the health of their adult caregivers

The quickest way to make being online safer for children and teens would be to kick all adult men off the internet, the Canadian psychologist Candice Odgers believes. Men are the biggest perpetrators of sextortion and most likely to spread misinformation, she says.

Odgers is not recommending this as a policy for governments to adopt: “That would be crazy, right? It would be unfair.” But she is on a drive to puncture the prevailing narrative that the best way to address online harms is a social media ban for teenagers.

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© Photograph: Jessica Pons/The Guardian

© Photograph: Jessica Pons/The Guardian

© Photograph: Jessica Pons/The Guardian

All the young people the Guardian spoke to disagreed with aspects of the government’s proposed block

Sixteen- and 17-year-olds in Britain are to be encouraged to observe a midnight to 6am social media curfew but will be able to opt out by changing their account settings.

From next spring, they will be urged to refrain from using certain apps, with the block being switched on by default. But the curfew will not be mandatory and can be overridden.

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© Photograph: Cultura/Alamy

© Photograph: Cultura/Alamy

Some gun violence experts are skeptical. But the research raises questions of whether there’s a cause-and-effect relationship and if so, what’s behind it.

As imaging tools become more sophisticated, online predators are using images of children to make extreme pornography

• UK parents warned over posting images of children amid AI sexual abuse fears

The two photos started out as typical teenage selfies: looking into the mirror, fully clothed. But once online predators had got hold of those pictures and ran them through an AI imaging tool, they had become the basis for extreme pornography videos.

These examples come from the Report Remove service, which allows children who have had explicit pictures of themselves distributed without their consent to flag the image confidentially and have it blocked or taken down from social media. Due to breakthroughs in AI, and the wide availability of AI models and nudification apps, some under-18s are becoming victims without even being in contact with criminals.

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© Photograph: Getty/Cavan Images RF

© Photograph: Getty/Cavan Images RF

© Photograph: Getty/Cavan Images RF

The Nuclear Regulatory Commission plans to end longstanding guidance that radiation exposure be “as low as reasonably achievable.”

© Audra Melton for The New York Times

The car’s driver-assistance system was in use when the crash killed a woman on Friday, the police said.

A Fatal Crash and a Disputed Cause A Tesla tore through the brick front of a home in

The driver told investigators he was using the vehicle’s automated-driver system when the vehicle left the roadway and crashed into a house in Harris County, Texas.

In a groundbreaking clinical development set to reshape the landscape of pain management, a recent phase I trial has unveiled the safety profile, pharmacokinetics, and pharmacodynamics of SHR8554, a novel biased µ-opioid receptor agonist. This investigational compound stands at the forefront of opioid research, offering the tantalizing prospect of effective analgesia with potentially reduced adverse effects, addressing one of the most pressing challenges in medicine today.

The µ-opioid receptor (MOR) is well-known as the primary target for opioid analgesics, which remain the cornerstone of treatment for moderate to severe pain. However, traditional opioids activate multiple signaling pathways upon receptor binding, leading not only to pain relief but also to common and serious side effects such as respiratory depression, constipation, tolerance, and the risk of addiction. SHR8554 distinguishes itself by its biased agonism, selectively activating beneficial signaling cascades while sparing pathways responsible for unwanted side effects.

The trial, conducted on healthy volunteers, represents the initial in-human assessment of SHR8554, focusing on evaluating its safety and tolerability alongside detailed pharmacokinetic and pharmacodynamic profiling. Such early-phase studies are critical in determining if a candidate drug can proceed through the rigorous pipeline toward therapeutic approval and widespread clinical use.

Safety was meticulously assessed across a range of doses, with continuous monitoring for adverse events and vital signs. Encouragingly, SHR8554 displayed a favorable safety profile, with no serious adverse effects reported at any tested dose. Mild and transient symptoms noted were consistent with expected opioid-like profiles but occurred less frequently and with lower intensity compared to traditional µ-opioid receptor agonists.

Pharmacokinetic analysis revealed that SHR8554 is characterized by rapid absorption and a predictable dose-dependent systemic exposure. The compound exhibited a half-life compatible with standard dosing regimens, potentially allowing for flexible administration schedules tailored to patient needs. Importantly, metabolic pathways were identified, showing minimal involvement of cytochrome P450 enzymes, which may reduce drug-drug interaction risks.

From a pharmacodynamic perspective, the trial confirmed that SHR8554 engages the µ-opioid receptor effectively, achieving dose-dependent analgesia-related biomarker modulation without substantial activation of the β-arrestin pathway typically linked to side effects like respiratory depression. This biased signaling profile aligns with the molecule’s design and preclinical promise.

The implications of these findings are substantial, given the opioid crisis that has underscored the urgent need for safer analgesics. By selectively harnessing the MOR pathways associated with pain relief while minimizing those tied to adverse reactions, SHR8554 could represent a new class of opioid therapies with enhanced safety margins.

Mechanistically, biased agonism takes advantage of the receptor’s ability to couple to multiple intracellular signaling proteins. Traditional opioids indiscriminately activate both G protein-mediated pathways, which generally mediate analgesia, and β-arrestin pathways, which are implicated in adverse effects. SHR8554’s selective activation shifts this balance, offering potent analgesic effects while reducing the potential for tolerance development and respiratory complications.

Preclinical studies previously demonstrated SHR8554’s efficacy in animal models of pain with a reduced side-effect profile, supporting its translation to human trials. The phase I study reported here builds on this foundation, offering crucial human data that reinforce the molecule’s promise and informing dose selection for future efficacy trials.

In discussing the broader pharmacological context, biased agonists like SHR8554 may herald a paradigm shift in drug design for receptor systems exhibiting functional selectivity. Beyond pain management, this approach could be applicable to a range of neurological and psychiatric conditions where receptor signaling outcomes need to be finely tuned.

Despite the enthusiastic results, the researchers emphasize that longer and larger trials in patients with pain conditions are necessary to fully understand SHR8554’s therapeutic potential, including its efficacy, longer-term safety, and impact on quality of life. Subsequent phase II and III studies will need to rigorously examine these parameters and compare SHR8554’s performance against existing opioid and non-opioid analgesics.

The investigation also opens avenues for combination therapies, where biased MOR agonists might be paired with other analgesic agents to enhance outcomes and further reduce opioid-related risks. Moreover, it invites exploration into patient subgroups, such as those with opioid tolerance or chronic pain syndromes, to see whether SHR8554 can offer distinct advantages.

This pioneering research comes at a time when precision medicine approaches gain traction, emphasizing the tailoring of treatments not only to the disease but also to receptor-level signaling dynamics. If SHR8554 continues to demonstrate a superior therapeutic index, it could redefine standards of care and influence regulatory frameworks regarding opioid approval and use.

The promise of biased agonism embodied by SHR8554 underscores the power of modern pharmacology to dissect receptor behaviors intricately and design molecules that exploit subtle signaling nuances. This finesse could mitigate one of medicine’s oldest dilemmas—balancing efficacy against toxicity in powerful drugs like opioids.

Ultimately, SHR8554 exemplifies innovation borne out of necessity, responding to opioid misuse and overdose epidemics with science-driven solutions. While challenges remain ahead, this phase I trial sets a hopeful precedent, illuminating a path toward safer, more effective pain management strategies for patients worldwide.

As the scientific community eagerly awaits the results of forthcoming studies, SHR8554’s development journey will no doubt inspire further research into biased agonism and its vast therapeutic implications, potentially transforming the treatment landscape for millions suffering from pain.

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Subject of Research: Safety, tolerability, pharmacokinetics, and pharmacodynamics of SHR8554, a biased µ-opioid receptor agonist.

Article Title: Safety, tolerability, pharmacokinetics, and pharmacodynamics of SHR8554, a biased µ-opioid receptor agonist: a phase I trial in healthy volunteers.

Article References: Zhang, L., Luo, G., Wang, H. et al. Safety, tolerability, pharmacokinetics, and pharmacodynamics of SHR8554, a biased µ-opioid receptor agonist: a phase I trial in healthy volunteers. BMC Pharmacol Toxicol (2026). https://doi.org/10.1186/s40360-026-01172-6

Image Credits: AI Generated

Robotaxis Recalled From Highways Waymo has recalled nearly 4,000 robotaxis and pulled them off highways while it works

In a remarkable leap forward in food safety technology, researchers at the University of California, Berkeley, have developed a groundbreaking “electronic nose” capable of pinpointing spoiled food and detecting allergens with unprecedented accuracy. This innovative device combines a miniature array of gas sensors with sophisticated machine learning algorithms to outperform the human nose, which, while remarkably sensitive, often fails to detect early signs of food spoilage and allergen presence. The implications of this technology are vast, promising to revolutionize how consumers, retailers, and food producers monitor food freshness and safety.

The team’s new creation is composed of 16 ultra-sensitive gas sensors, each responding uniquely to specific volatile compounds released by different foods. These sensors act much like digital taste buds, capable of identifying complex chemical signatures through changes in electrical signals. By mapping these responses to known gas fingerprints, the electronic nose can distinguish between fresh and spoiled food items, along with categorizing various allergens including walnuts, peanuts, and other nuts known to trigger severe allergic reactions.

What makes this achievement especially notable is the integration of carbon nanotube technology in the sensors. Unlike traditional metal oxide sensors, carbon nanotubes offer extraordinary surface area relative to their size and maintain sensitivity at room temperature. This is crucial because many sensing materials degrade or require heating to function effectively, limiting their applications. The Berkeley team leveraged the thin, nanometer-scale layers of carbon nanotubes to create a sensor surface that is both highly selective and stable under everyday environmental conditions.

Central to the power of this electronic nose is machine learning. Lead author Carla Bassil developed models trained to interpret the nuanced electrical patterns emanating from the sensor array when exposed to gases released by seven different foods, including strawberry, blueberry, banana, walnuts, hazelnuts, cashews, and peanuts. The algorithm also discerns the freshness of common perishables such as raw chicken, milk, and eggs by detecting subtle changes in their gaseous emissions over time, reflecting degrees of spoilage after 24 and 48 hours at room temperature.

A key challenge in creating an effective gas sensor lies in the complexity of food odors, which consist of many overlapping volatile organic compounds. This electronic nose overcomes this hurdle by relying on the relative selectivity of each sensor and the pattern recognition capabilities of machine learning, enabling the system to sort through these chemical signatures and recognize distinct gas “fingerprints.” The result is a highly sensitive, objective, and scalable detection method that could transform food safety practices.

The development of multiplexed sensor arrays has historically been complex, with issues arising from manufacturing difficulties and material limitations. However, by utilizing a fabrication process known as drop casting, the team managed to deposit different sensing films onto a single chip in a single step. This scalability is pivotal for real-world adoption, allowing potential mass production of these chips at a reasonable cost and size suitable for use in household appliances or portable devices.

In terms of applications, the researchers envision integration within “smart” kitchen appliances such as refrigerators equipped with wireless connectivity and app-based interfaces. Imagine a refrigerator that could alert you via your smartphone, warning that your broccoli is nearing spoilage or that your chicken is at its last safe day for consumption. Such timely notifications could drastically reduce food waste and prevent foodborne illness.

The sensitivity of the device is particularly striking. The electronic nose demonstrated the ability to detect as little as 0.05 grams of walnut, which corresponds to approximately one hundredth of a shelled nut. This level of detection sensitivity is crucial not only for spoilage monitoring but also for allergen detection, where even trace amounts can have life-threatening consequences for sensitive individuals.

Although these findings are promising, challenges remain. For instance, the device’s performance amidst complex food environments—such as detecting walnuts hidden in salad or cakes, or isolating spoilage gases when multiple food items are stored together—is yet to be rigorously tested. Future developments will focus on enhancing sensitivity, reducing false positives, and ensuring reliability in real-world, cluttered atmospheres.

Furthermore, a portable version of the electronic nose, operable via an iPhone application, has been developed, offering exciting possibilities for on-the-go freshness and allergen detection. Such a compact and user-friendly device empowers consumers to make informed decisions at grocery stores, restaurants, and home kitchens, fostering safer, healthier food habits.

The senior author of the study, Ali Javey, emphasizes the importance of combining novel nanomaterials with advanced machine learning to solve complex sensing problems. This convergence of disciplines paves the way for a new era of digital olfaction technologies that are not only sensitive and selective but also accessible and affordable for everyday use.

Published in the journal Science Advances on June 17, 2026, this study marks a significant milestone in the fields of applied sciences and engineering, with a particular emphasis on food science and sensor technology. Supported by funding from the U.S. Department of Energy and the National Science Foundation, the research team comprises experts from UC Berkeley and collaborators from KAIST in South Korea.

As this technology continues to mature, it holds the promise of making kitchens safer and reducing the global burden of foodborne illnesses. By translating the chemical complexity of food odors into digital data streams, the electronic nose could soon become an indispensable tool for consumers worldwide, enhancing food quality and saving lives.

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Subject of Research: Not applicable

Article Title: Scalable multiplexed machine learning gas sensor chips for food classification

News Publication Date: 17-Jun-2026

Web References: http://dx.doi.org/10.1126/sciadv.aec7965

References:

Bassil, C., Lee, K., Liao, X., Krishnan, D., Zhan, Y., Wijaya, T. J., Hester, E., Kim, M., Kim, I.-D., Park, I., & Javey, A. (2026). Scalable multiplexed machine learning gas sensor chips for food classification. Science Advances. https://doi.org/10.1126/sciadv.aec7965

Image Credits: Brandon Sánchez-Mejia/UC Berkeley

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Keywords

Food science, Sensors, Emission detectors, Electronic nose, Machine learning, Carbon nanotubes, Food safety, Food spoilage detection, Allergen detection, Smart appliances, Gas sensors, Nanotechnology

In the pursuit of a society free from violence, the question of whether the elimination of violence against women is a realistic goal for the near future has become a pivotal topic within social science and policy circles. Research led by E. Gracia, recently published in Nature Communications, evaluates the multifaceted challenges and potential pathways for completely ridding societies of this pervasive issue. Despite historical setbacks and persistent prevalence, Gracia’s work proposes a cautiously optimistic framework to envision how strategic interventions, emerging technologies, and global cooperation might converge to bring about significant reductions, if not total eradication, of violence against women.

At the heart of Gracia’s analysis is a nuanced understanding that violence against women is deeply rooted in structural inequalities, cultural norms, and systemic power imbalances. These entrenched factors complicate attempts to eradicate such violence simply through legal reforms or isolated social programs. The research dissects the complexity behind the phenomenon, underlining the necessity for broad, cross-sectoral approaches that integrate education, legal systems, healthcare frameworks, economic empowerment, and cultural transformation on a global scale.

One of the critical barriers examined in the study is the persistent normalization and trivialization of violence against women in many societies. This normalization often manifests through social attitudes that minimize the severity of abuse or blame victims, thereby perpetuating cycles of silence and underreporting. Gracia’s research highlights how these deep-seated social perceptions form an invisible but potent barrier that law enforcement and public health strategies alone cannot dismantle without parallel efforts aimed at shifting collective consciousness.

The research further delves into the importance of multi-layered legal infrastructures that not only criminalize violence against women but also ensure accessibility, protection, and support for survivors. Gracia emphasizes that legislation must be matched with rigorous enforcement and judicial processes that uphold victims’ rights and foster trust in institutional mechanisms. Additionally, legal reforms should be adaptive to the evolving landscape of violence, including emerging forms such as digital abuse and cyber harassment, which have seen alarming rises in recent years.

Technology plays a dual role in the discussion. On one hand, it can be a vector for new forms of violence, as social media platforms and communication technologies sometimes facilitate harassment and abuse at scale. On the other hand, divergent technological advancements hold promise as tools for prevention, early intervention, and survivor support. Gracia’s research points to innovative uses of artificial intelligence and data analytics that could identify risk factors, predict potential violent episodes, and enable more targeted resource allocation in real time, potentially revolutionizing how societies manage and prevent violence against women.

Another dimension explored is the intersectionality of violence, acknowledging that women from marginalized communities, including racial minorities, immigrants, LGBTQ+ individuals, and those with disabilities, endure compounded vulnerabilities. The study rigorously argues that realistic eradication efforts must be inclusive, addressing the particular contexts and systemic discriminations these groups face, or risk perpetuating cycles of violence and exclusion.

Economic considerations also feature prominently in the study’s framework. Economic dependence is regularly cited as a critical factor that traps many women in abusive situations. Gracia suggests that sustainable economic empowerment, through access to education, fair employment, and social protection mechanisms, is indispensable to breaking these cycles. Such empowerment can provide survivors the independence necessary to leave abusive environments and face fewer barriers to full social participation.

Furthermore, the report evaluates the role of education as a foundational pillar in the fight against violence. Education campaigns targeting children, adolescents, and adults alike can reshape gender norms and teach consent, respect, and healthy relationship dynamics from an early age. According to Gracia, comprehensive and culturally sensitive educational programs could significantly alter long-term societal behaviors and attitudes, though their implementation requires political commitment and community engagement.

Global cooperation is presented as a sine qua non for meaningful progress. Violence against women is a universal issue transcending national boundaries, demanding coordinated international policies and shared best practices. Gracia’s study underlines that global frameworks and treaties must be strengthened and enforced, while simultaneously supporting local grassroots movements, which are often the most effective agents of change within their communities due to their cultural resonance and immediacy.

Despite these extensive strategic considerations, Gracia acknowledges the sobering reality that total elimination of violence against women is a colossal challenge laden with uncertainties. A realistic timeline must balance ambition with pragmatism, anticipating incremental progress rather than binary outcomes. The hope lies in convergence—multi-sectoral collaboration coupled with technological innovation and cultural shifts—creating an unstoppable momentum toward violence reduction.

In conclusion, the research presented by Gracia is both a call to action and a roadmap for the future. The elimination of violence against women may currently seem an almost utopian aspiration, yet it is rendered feasible through simultaneous advancements in law, technology, education, economic empowerment, and social mobilization. These domains, working in concert, have the potential to dismantle the foundations of gendered violence that are deeply embedded over centuries of systemic inequities.

This study encourages policymakers, practitioners, scholars, and society at large to rethink existing approaches and commit to sustained, evidence-based interventions. Achieving substantial progress requires embracing complexity and rejecting simplistic quick fixes, channeling resources into long-term transformative change rather than short-lived initiatives. The vision of a future where women can live free of violence is not merely an idealistic hope but an urgent imperative grounded in rigorous research and collective will.

As discussions around gender-based violence continue to unfold globally, Gracia’s work offers a crucial scientific framework that transcends rhetoric, providing actionable insights for moving the needle decisively. It inspires renewed optimism that with strategic alignment and innovation, violence against women can be substantially reduced, and eventually eliminated—a milestone that would signal a profound triumph for human rights and dignity worldwide.

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Subject of Research: Violence against women and its potential elimination in the near future.

Article Title: Is the elimination of violence against women a realistic goal for the near future?

Article References:
Gracia, E. Is the elimination of violence against women a realistic goal for the near future?. Nat Commun 17, 5313 (2026). https://doi.org/10.1038/s41467-026-74656-y

Image Credits: AI Generated

DOI: https://doi.org/10.1038/s41467-026-74656-y

In a groundbreaking development poised to reshape the understanding and engineering of cylindrical structural components, researchers have unveiled an innovative test-based methodology for assessing collapse behavior in helically wound and layered cylindrical structures. This novel approach promises to significantly enhance the reliability and safety assessments of cylindrical constructs employed in various high-stakes engineering applications, including aerospace, civil infrastructure, and energy pipelines.

Historically, the analysis of cylindrical structures composed of helically wound and layered materials has presented profound challenges due to their complex mechanical interactions and anisotropic properties. Traditional analytical methods often fall short in capturing the nuanced interplay between layers and winding orientations under collapse-inducing loads. The research led by Zhang, Y., Saneian, M., Bai, Y., and their collaborators introduces what is termed the “test-based equivalent-material method,” which effectively bridges the gap between experimental data and predictive modeling.

At the heart of this methodology lies an innovative equivalence principle that translates the intricate multi-layered helically wound architecture into an experimentally validated simplified material representation. By conducting targeted mechanical tests, the researchers derive effective material properties that encapsulate the aggregate response of the layered system. This surrogate material model then facilitates robust numerical simulations, enabling precise collapse qualification without resorting to prohibitively detailed layer-by-layer analyses.

One of the major advantages of this approach is its scalability and adaptability. Engineers and designers can apply the equivalent material parameters obtained through relatively straightforward tests to a wide range of cylindrical structures, regardless of size or specific material compositions. This dramatically reduces the computational costs and time traditionally associated with finite element models of complex laminates, streamlining the design and certification process for structures susceptible to buckling and other collapse modes.

The structural integrity of helically wound cylinders is crucial in multiple industrial sectors. For instance, high-pressure pipelines transporting oil and gas frequently employ helically wound steel strips to enhance strength and durability. Similarly, aerospace components such as pressure vessels for fuel storage and fuselage sections rely on layered composites to achieve superior performance-to-weight ratios. Recognizing the critical nature of these applications, the test-based equivalent-material method offers a pragmatic pathway to ensure these structures can withstand extreme conditions without catastrophic failure.

Delving deeper, the researchers meticulously examined the influence of winding angle, layer thickness, and material anisotropy on the effective mechanical behavior. Their experimental protocols involved subjecting prototype samples to axial compression, torsion, and combined loadings while rigorously monitoring deformation and failure patterns. By correlating these results with equivalent material properties, they established a robust calibration framework that captures subtle nonlinearities and failure mechanisms intrinsic to layered helically wound cylinders.

A particularly innovative aspect of the work is the incorporation of nonlinear collapse phenomena into the equivalent-material representation. Classical linear elastic or even simple nonlinear models often inadequately predict collapse, especially for layered structures where progressive delamination, local buckling, and material yielding interact in complex ways. The team’s method incorporates advanced constitutive modeling informed by experimental evidence, thereby extending predictive capabilities into the ultimate collapse regime with remarkable accuracy.

Moreover, the proposed methodology aligns excellently with ongoing efforts in digital twin technology and real-time structural health monitoring. By building a validated equivalent material model from test data, engineers can integrate this model into digital twins for continuous prediction of structural performance under operational loads. This fusion of experimental validation and digital simulation heralds a new era in proactive maintenance and failure prevention for critical infrastructure.

Application-wise, the method has already demonstrated its potential in prototype development phases. The team tested cylindrical structures representative of submarine pressure hulls and composite overwrapped pressure vessels, both of which undergo stringent safety certification. The test-based equivalent-material method facilitated rapid iterative design modifications while maintaining high fidelity in predicting collapse loads, thus shortening development cycles and improving design confidence.

From a practical viewpoint, the reduction of experimental complexity stands out. Whereas traditional methods might require exhaustive testing of multiple individual layers, orientations, and bonding conditions, this approach consolidates testing into a manageable set of representative experiments. The derived equivalent material parameters effectively embody the net structural response, enabling engineers to bypass onerous microscale testing without sacrificing accuracy.

Fundamentally, this research contributes to the broader scientific discourse on multiscale modeling in composite materials. The challenge of reconciling microscale structural features with macroscale performance is a longstanding issue. By implementing a test-based equivalency strategy, the researchers provide a tangible methodology that harmonizes the scales through empirical calibration rather than purely theoretical assumptions or computational homogenization.

In terms of future directions, the team envisions extending their framework to incorporate environmental degradation factors such as moisture ingress, temperature fluctuations, and fatigue-induced damage accumulation. These variables critically influence collapse behavior in real-world settings, and integrating them into the equivalent-material paradigm will bolster the method’s practical utility.

Additionally, the adaptability of this method suggests promising integration with emerging additive manufacturing techniques. Layered and helically wound structures produced by 3D printing could be experimentally characterized using this approach to tailor equivalent materials for bespoke designs, unlocking unprecedented customization in lightweight, high-strength structural components.

Ultimately, this test-based equivalent-material method stands as a transformative advance in engineering science, merging experimental rigor with computational efficiency to unravel the complexities of helically wound layered cylindrical structures. The impact spans multiple disciplines, offering a robust, scalable tool for ensuring structural safety in an array of critical applications — from aerospace to energy infrastructure, shaping the future of advanced materials and design methodologies.

This innovation, published in the prestigious journal Communications Engineering in 2026, signifies a major leap forward in predicting collapse phenomena, providing engineers and researchers with a powerful new instrument to tackle complex structural challenges. Its implications for enhancing durability, reliability, and safety herald a significant milestone in structural engineering research.

In summary, by deftly combining empirical testing with advanced material modeling, Zhang and colleagues have unlocked an effective pathway to understand and predict the collapse of helically wound and layered cylinders. Their work paves the way for safer, more efficient designs, enabling engineers to push the boundaries of structural performance in demanding environments — a testament to the fusion of innovation and practical engineering excellence.

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Subject of Research: Collapse qualification and mechanical behavior of helically wound and layered cylindrical structures using an experimental equivalent-material method.

Article Title: Test-based equivalent-material method for collapse qualification of helically wound and layered cylindrical structures.

Article References:
Zhang, Y., Saneian, M., Bai, Y. et al. Test-based equivalent-material method for collapse qualification of helically wound and layered cylindrical structures. Commun Eng (2026). https://doi.org/10.1038/s44172-026-00699-0

Image Credits: AI Generated

In recent years, the landscape of cannabis consumption has undergone a significant transformation, with edible cannabis products rapidly gaining popularity among adult consumers. Unlike traditional cannabis forms such as smoking or vaping, edibles—ranging from gummies and chocolates to beverages—often resemble familiar and colorful snacks commonly found in grocery stores. This resemblance, while appealing to adult users, raises concerns about the inadvertent attraction of underage consumers to these products, posing a complex challenge for regulators who aim to restrict youth access while ensuring legal adult availability.

A pioneering study conducted by Washington State University shines a critical light on this issue. The research specifically examines how design elements of cannabis edible packaging, even when compliant with stringent state regulations, may still captivate the attention of teenagers and young adults under the legal age limit. Involving a sample of 454 participants aged between 13 and 20, the study revealed that over 80% of these young individuals found certain cannabis products—particularly gummies and candies—intriguingly appealing, despite the packaging adhering to Washington State’s current legal standards.

This research builds substantially on prior work that indicated adolescents’ favorable perceptions of cannabis edibles stemmed largely from their resemblance to everyday snacks and health food items. What differentiates the current study is its granular analysis of specific visual cues within the packaging that drive youth appeal. Funded by Seattle & King County Public Health and the Washington State Liquor and Cannabis Board, the investigation deployed innovative visual attention tracking methodologies to decipher exactly which features commanded the gaze and interest of the younger demographic.

The methodology involved surveying two distinct age groups: 149 teenagers aged 13 to 17 and 305 young adults aged 18 to 20. Participants were shown high-resolution images of five cannabis edible products legal in Washington State, spanning categories such as gummies, chocolates, pretzels, candies, and cannabis-infused sodas. Using hotspot analysis—where participants clicked on packaging areas they found most captivating—the researchers obtained precise data pinpointing the predominant design characteristics that ignited youthful curiosity and interest.

Analyzing the aggregated data revealed a strong predilection towards colorful logos, prominently displayed brand names, bold typography, and graphical elements mimicking familiar food imagery. These features dominated visual attention, far surpassing regulatory-mandated components like warning labels, ingredient lists, and nutritional information, which attracted minimal engagement from younger viewers. This disparity underscores the profound influence of branding aesthetics over informative content in shaping youth perceptions.

One particularly illuminating discovery pertained to the power of logos and brand identity. Despite compliance with existing regulations, certain branding elements resonated strongly with the youth cohort. A notable example is the turtle logo on a cannabis chocolate package, which, although meeting all state packaging requirements, was repeatedly highlighted by participants as an eye-catching feature. This finding calls into question the sufficiency of current regulations in mitigating youth appeal derived from brand-associated imagery.

Researchers emphasized that branding plays a pivotal role in how adolescents interpret packaging designs. According to Jessica Fitts Willoughby, a professor involved in the study, teenagers often do not distinguish between various package design elements and the intrinsic identity of the brand itself. Instead, they interpret logos, colors, and symbolic images as features that potentially appeal to underage users, complicating regulatory efforts aimed at limiting youth attraction solely through prohibiting overtly child-oriented design elements.

Washington State regulations already prohibit cartoons and bubble-letter fonts on cannabis product packaging to reduce youth appeal. However, the study’s data demonstrated that participants frequently identified colorful logos, playful fonts, and other visually dynamic branding features as appealing, even when these aligned with regulatory frameworks. This suggests an evolving understanding among underage consumers that the allure of branding can transcend explicit design prohibitions, highlighting a critical regulatory grey area.

This issue mirrors historical regulatory challenges faced in the tobacco industry, where decades ago, companies employed cartoon mascots such as Joe Camel to market cigarettes, sparking public health backlash. The eventual removal of such imagery resulted from concerns that these mascots disproportionately attracted children. While cannabis regulations have already banned cartoons, the current findings indicate that subtler branding cues may sustain youth interest despite such restrictions, necessitating a nuanced regulatory reassessment.

Lead author Stacey J.T. Hust points to a disconnect between regulator expectations and adolescent interpretations of packaging visuals. The research suggests that regulatory language is not fully capturing the nuanced way adolescents process visual stimuli on cannabis packages. A more informed regulatory approach would integrate adolescent perspectives, ensuring that interpretations of “youth-appealing” packaging align with how these products are genuinely perceived by underage individuals.

The findings hold profound implications for future regulatory policy development and public health strategies. By incorporating youth feedback into regulatory design criteria, policymakers can better anticipate and address visual elements that sustain youth interest while preserving adult consumer access. This balance is crucial for minimizing unintentional underage cannabis exposure and consumption without curtailing the legal adult market.

Furthermore, the study advocates for ongoing dialogue between researchers, regulators, and youths to continuously refine the understanding of how cannabis packaging influences youth behavior. Such collaboration will be vital as the legal cannabis marketplace evolves, ensuring that prevention efforts remain adaptive and effective in mitigating risks associated with youth appeal.

In summary, this Washington State University study underscores the complex interplay between cannabis packaging design and youth perception. Despite compliance with state regulations intended to reduce youth appeal, specific branding and design attributes continue to attract significant attention from underage demographics. This calls for a sophisticated reevaluation of packaging standards—one that incorporates adolescent perspectives and adopts a scientifically informed approach to limit the inadvertent allure of cannabis edibles to minors.

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Subject of Research: Youth perception of cannabis edible packaging design and regulatory implications.
Article Title: Appealing to Whom? Identifying Design Features on Cannabis Edible Packaging That Attract Underage Consumers.
News Publication Date: 9 June 2026.
Web References: DOI:10.1016/j.drugpo.2026.105355
References: International Journal of Drug Policy.
Keywords: Cannabis edibles, youth appeal, packaging design, branding, regulatory compliance, adolescent perception, public health, visual attention, hotspot analysis.

Missouri Skydiving Plane Crash A skydiving plane went down seconds after takeoff in western Missouri on Sunday, killing

As NASA prepares for humanity’s return to the Moon, researchers at Texas A&M University are exploring how the same material could become a key building block for the first permanent settlements beyond Earth.

The Moon’s surface is surprisingly unlike anything we would consider soil on Earth. Instead, it is covered by a fine powder of pulverized rock and jagged glass that slips into every gap, grinds through seals and gaskets, and exists in a vacuum exposed to intense radiation and extreme temperature swings capable of bending steel. Yet researchers at Texas A&M University see opportunity rather than obstacles in this harsh environment.

Scientists refer to this material as lunar regolith, and it is considered one of the greatest challenges to long-term human habitation beyond Earth.

As NASA advances plans for a permanent human presence on the Moon through its Lunar Innovation Park initiative, Texas A&M researchers are developing technologies designed to transform the lunar surface into a foundation for future settlements.

“We are moving past the era of ‘flags and footprints,’” said Dr. Patrick Suermann, professor of construction science and retired U.S. Air Force lieutenant colonel in a statement. “We have to stop thinking like explorers and start thinking like settlers.”

Money as a Hurdle 

Arguably, the greatest challenge facing lunar construction may not be engineering, but cost. Transporting materials from Earth remains extraordinarily expensive, with estimates ranging from roughly $1 million to $1.3 million per kilogram delivered to the Moon. As a result, researchers are increasingly focused on utilizing resources already available on the lunar surface rather than transporting materials from Earth.

“The future depends on building infrastructure from resources already on the moon,” explained Suermann.

“The high cost of shipping to the moon is the million-dollar problem,” Suermann said. “Every time you can cut the mass of a payload, you save a fortune. That’s why the future depends on building infrastructure from resources already on the moon.”

Helping advance that vision is Dr. Robert Ambrose of the Texas A&M Space Institute, located near NASA’s Johnson Space Center in Houston. The institute has received $200 million in support from the Texas Legislature.

“One of the most exciting features of the 240-acre facility is it’s two-and-a-half acre testing areas: one replicating the surface of the moon, the other Mars,” says Suermann.

These facilities allow researchers to evaluate robotic systems, autonomous vehicles, and construction technologies under conditions similar to those expected during future lunar and Martian missions.

Meanwhile, the university’s Construction Automation, Safety and Education (CASE) Lab is exploring how humans and machines can collaborate in extreme environments. Led by Dr. Gilles Albeaino, the lab focuses on mixed-reality technologies and semi-autonomous robotic systems capable of performing construction tasks on the Moon.

“On the moon, construction operations will depend on semi-autonomous robotic systems,” Suermann said. “The CASE lab is leading research into how humans and machines can work together in environments where humans can’t safely do everything themselves.”

“Every tool matters. Every ounce of material you ship matters,” added Suermann. “So, the question becomes: how do you use the environment itself as your supply chain, and how can you augment machines to become your partner in austere environments?”

Arctic to Afghanistan

Suermann’s experience combines two worlds: military service and construction science. Before joining Texas A&M in 2017, he served in the U.S. Air Force, deploying to remote locations that included Afghanistan, Guam, and Greenland.

Those experiences operating in challenging and isolated environments continue to inform his thinking about future lunar settlements.

“My experiences in serving the U.S. Air Force were formative and transformative,” Suermann said. “It taught me a great deal about construction, and that what can go wrong will go wrong.”

It shows, to me, that lunar regolith isn’t too dissimilar from the terrain we have here on Earth,” Suermann adds. “At the end of the day, construction is construction.”

Should We Develop on the Moon?

The broader question remains whether humanity should be expanding its footprint beyond Earth at all. While plans for lunar settlements continue to advance, critics point out that many environmental, political, and social challenges remain unresolved here at home.

As governments and private companies invest billions into space infrastructure, some argue that humanity must carefully consider how development beyond Earth aligns with priorities on our own planet. Others contend that technologies developed for lunar habitation could ultimately provide benefits back on Earth, helping address challenges ranging from resource management to sustainability.

Chrissy Newton is a PR professional and founder of VOCAB Communications. She hosts the Rebelliously Curious podcast, which can be found on The Debrief’s YouTube Channel. Follow her on X: @ChrissyNewton and at chrissynewton.com.