Tiny water-secreting pores appear to organize the major veins of the plant leaves into an arrangement known as a Voronoi diagram.

AI helped researchers develop an experimental blood test that might let doctors diagnose overlapping dementias.

Viking 1 kicked off the search for Martian life 50 years ago. Now NASA’s shifting priorities are putting the quest in limbo.

A cold blob of water in the North Atlantic points to a weakening of the Atlantic Meridional Overturning Circulation, researchers report.

Vitamin K lowers the risk of bleeding, including in a circumcision. That procedure may explain a disparity in which infants are more likely to get the shot.

A science-art team uses research data to make music featuring sounds of Antarctica and outer space

The FDA will allow bemotrizinol in sunscreen. The chemical is long-lasting and defends against solar radiation that ages skin.

Researchers used machine learning to help predict chemical signatures for over 1 billion possible fentanyls, including variants never seen before.

Solve the crossword from our July 2026 issue, in which we raise our solving skills to the next level.

A mathematical model shows that attempting to sever a fundamental particle of light could conjure new ones out of thin air.

Chewing gum made from mastic resin is a Greek staple that has some benefits for the mouth and gut. But it won’t change your face shape.

Adult finches make "heat calls" as the temperature rises. Exposure to the song prepares their unhatched young's brains for the heat.

Vaccination remains the priority, but some researchers are looking for drugs to fight the virus in people who don't get the shot.

First dreamed up decades ago, the world's first nuclear clocks are set to improve quickly, becoming more precise and aiding the hunt for dark matter.

Using smartphone-based tools, researchers find that older adults’ recollections of past events may remain more intact than previously thought.

A guideline treats heart disease, kidney disease, diabetes and obesity as connected conditions under one umbrella: CKM syndrome.

Well-known microbes that grow on our crops, our gardens, even our skin have been found thriving at two to three times the flying height of a commercial jetliner.

Over time, immune cells acquire mutations that promote atherosclerosis. Lifestyle changes may offset these DNA glitches, new mouse data suggest.

In a first, researchers genetically modified hookworms. It’s a step toward turning the parasites into living pharmacies.

DNA preserved in ancient scat reveals what Yukon ground squirrels ate and what animals shared their world.