Astronomers have combined 2,884 Type Ia supernovae -- which are used to measure cosmic distances -- with cosmic microwave background and galaxy-mapping data, deepening cracks in the standard ‘cosmological constant’ model.

The post Dark Energy May Not Be Constant After All, New Supernova Survey Suggests appeared first on Sci.News: Breaking Science News.

Researchers tracking grunts, whimpers and laughter across two geographically separated chimpanzee populations found that vocal differences sharpen with age.

The post Young Chimps Develop Their Own Accents, New Study Finds appeared first on Sci.News: Breaking Science News.

Researchers have identified more than 1,200 locations in the human genome associated with personality traits, offering the most detailed look yet at the biological underpinnings of traits like sociability, anxiety and curiosity.

The post Scientists Map Genetics of Personality across Million People appeared first on Sci.News: Breaking Science News.

In a pair of papers published in the journal Physical Review Letters, a team of MIT physicists has shown that the neutrino laser -- a concept proposed just a year ago -- cannot actually be built, no matter how advanced the technology becomes.

The post Neutrino Laser is Physically and Fundamentally Impossible, Physicists Say appeared first on Sci.News: Breaking Science News.

Astronomers using the 4-m Daniel K. Inouye Solar Telescope in Hawaii have detected tiny plasma vortices on the Sun’s surface (photosphere) for the first time, revealing a long-suspected process that could transport energy into the million-degree corona.

The post Inouye Solar Telescope Discovers Hidden Plasma Vortices on Sun appeared first on Sci.News: Breaking Science News.

NASA’s Curiosity rover has stumbled on the largest patch of polygon-shaped ground fractures it has ever seen on Mars, a discovery that could reveal more about the planet’s watery past.

The post Curiosity Finds Massive Field of Honeycomb-Shaped Fractures on Mars appeared first on Sci.News: Breaking Science News.

High-resolution images from ESO’s Very Large Telescope and the Large Binocular Telescope reveal that the E-type asteroid (44) Nysa may be unlike any other world in the Solar System, with three connected lobes and a newly discovered satellite that could help explain how the bizarre object formed.

The post Astronomers Discover First-Ever Three-Lobed Asteroid appeared first on Sci.News: Breaking Science News.

Scientists at the Max Planck Institute for Chemical Ecology have found that moth wings are equipped with odor-detecting receptors, suggesting the insects use their wings -- not just their antennae -- to sense chemical cues in the air while flying.

The post Moths Can Smell With Their Wings, Researchers Say appeared first on Sci.News: Breaking Science News.

The Chicxulub impact not only plunged Earth into an impact winter but also produced a dust blanket that later overheated the planet, according to new research from Purdue University and the University of Colorado, Boulder.

The post Dinosaur-Killing Asteroid Didn’t Just Strike Earth, Its Dust Cloud Cooked It appeared first on Sci.News: Breaking Science News.

Astronomers have discovered a dormant supermassive black hole 30,000 light-years from the center of WISEA J014656.04-152214.7 -- a massive galaxy located about 750 million light-years away in the constellation of Cetus -- after it briefly lit up by tearing apart a star.

The post Astronomers Spot Wandering Supermassive Black Hole Far From Its Galaxy’s Heart appeared first on Sci.News: Breaking Science News.

Europa’s subsurface ocean has long topped astrobiologists’ wish lists as a place to search for life beyond Earth.

The post Europa’s Ice Shell May Be Tougher Barrier than Planetary Scientists Hoped appeared first on Sci.News: Breaking Science News.

New 3D computer simulations from ETH Zurich show that young rift flanks on Venus stay tall and steep, while older ones flatten out over time.

The post Giant Rift Valleys Hint Venus is Still Tectonically Active appeared first on Sci.News: Breaking Science News.

A 201-million-year-old climate catastrophe turned Europe into a landscape of fern savannahs that repeatedly caught fire, according to new research published in the journal Nature Geoscience.

The post Fern-Fueled Wildfires Raged across Europe for Millennia during End-Triassic Mass Extinction appeared first on Sci.News: Breaking Science News.

Planetary researchers have found the first evidence that bursts of energetic particles from the Sun could warm the lower atmosphere of Mars during massive dust storms, hinting at an unexpected link between space weather and Martian climate.

The post Space Weather May Warp Martian Weather during Dust Storms, Planetary Scientists Suggest appeared first on Sci.News: Breaking Science News.

In a new study of chimpanzees (Pan troglodytes) and bonobos (Pan paniscus), scientists found that embraces, touches and other reassuring gestures before competition for food were linked to more peaceful sharing, suggesting the roots of human social touch stretch back at least six million years.

The post Hugs May Be an Ancient Peacekeeping Tool, Ape Study Suggests appeared first on Sci.News: Breaking Science News.

A head-on collision with another galaxy billions of years ago may have dramatically reoriented the Milky Way’s disk, according to new supercomputer simulations that reveal how violent mergers can leave spiral galaxies looking surprisingly normal today.

The post Our Milky Way Galaxy Likely Underwent Disk Flip after Ancient Galactic Collision: Study appeared first on Sci.News: Breaking Science News.

The near-Earth object (875163) 1998 SH2, which is currently classified as an asteroid, has revealed a hidden identity: it’s actually a comet in disguise, according to a new study published in the journal Nature Astronomy.

The post Puzzling Near-Earth Asteroid Turns Out to Be Comet with Weak Tail appeared first on Sci.News: Breaking Science News.

Using the largest sample yet of particles called beauty mesons, physicists with the CMS Collaboration at CERN’s Large Hadron Collider (LHC) refined a decades-old test of the subtle imbalance that let our Universe exist at all.

The post CERN Physicists Take New Look at Why Matter Beat Antimatter appeared first on Sci.News: Breaking Science News.

In a new review paper, Dr. Gregory Marcus from the University of California, San Francisco and colleagues analyzed decades of research on how caffeine -- most often consumed as coffee -- affects the heart and its risk factors.

The post Moderate Coffee and Caffeine Intake Poses Little Heart Risk, and May Even Help appeared first on Sci.News: Breaking Science News.

After decades of searching, astronomers have pinpointed the first of an estimated 10,000 stellar-mass black holes thought to lurk in Omega Centauri, the most massive stellar system in the Milky Way found so far, with a stellar mass of 3.6 million solar masses.

The post Astronomers Find Omega Centauri’s First Stellar-Mass Black Hole appeared first on Sci.News: Breaking Science News.