Scientists propose a surprising new way species may evolve, revealing how changes in body size could drive evolutionary ...

A global study of nearly 54,000 adults reveals a troubling shift in happiness, with young people reporting the lowest levels ...

Webb reveals unusual ice in interstellar comet 3I/ATLAS that closely resembles icy objects beyond Neptune, offering clues to ...

NASA satellites captured a rare super typhoon with an enormous eye as another powerful Pacific storm transformed and moved ...

Scientists discover an Arctic bacterium with an unusual metabolism that combines acetone consumption, sunlight, and carbon ...

A new study suggests refrigerated blood platelets could help control dangerous bleeding in dogs while making lifesaving ...

Psychiatrists say doctors should prescribe exercise more clearly because physical activity may improve depression, memory, ...

A bandicoot skull donated in 1920 belongs to the little brown bandicoot, a new extinct species, in a study of 800 specimens ...

Tiny viruses found in gut DNA carry a virus protein shell much like the boxes bacteria use for chemistry, and the design ...

The solar wind's magnetic field twists one way at one scale and the other way at a smaller one, and the pattern drifts ...

Scientists discover that losartan, a common blood pressure drug, may activate calorie-burning brown fat and offer unexpected ...

A 27-million-year-old eruption left a caldera 12 miles wide in Arizona. Its rock spires, protected since 1924, are now ...