Scientists may have solved why the length of Earth’s day changes by a few milliseconds over decades. Subtle shifts in the ...

NASA and SpaceX could launch four astronauts to the International Space Station on October 1, with the Dragon spacecraft ...

A new study suggests coffee may influence mood and brain function by changing the activity of microbes in the gut. Both ...

Scientists have discovered a new tick-borne virus in China that causes flu-like illness and may account for previously unexplained cases of fever, fatigue, digestive problems, and low platelet counts.

Scientists have discovered a stem cell that appears to serve as a master source for tendon and ligament cells throughout the ...

A compound the body can make after eating pomegranates, walnuts, and some berries improved measures of heart function by up to 80% in animal models of a difficult-to-treat form of heart failure.

Strengthening the body’s natural daily rhythms helped mice recover after stroke by improving the brain’s waste-clearing ...

Spaceflight may dramatically change the gut within weeks, causing bacteria to break down more protein as food moves more ...

Yellow-morph green sea turtles in the Galápagos surprised scientists by staying remarkably close to home instead of making ...

JWST has revealed that young planetary systems lose their planet-building gas through a changing mix of powerful jets, molecular winds, and radiation-driven outflows. As the disks age and their gas ...

A beautifully preserved fossil from Mongolia’s Gobi Desert has solved a mystery that puzzled paleontologists for nearly 40 ...

Scientists resurrected antimicrobial peptides from mammals that lived millions of years ago and found that some were more ...