Children in greener neighborhoods scored slightly higher on attention tests, suggesting nearby trees and parks may play a ...

A metal detectorist discovered 934 Roman silver coins near Cologne, Germany, uncovering the country's largest known hoard from Hadrian's reign.

Engineers built tattoo inks that switch on under UV light and fade indoors, and the inventor has worn the color-changing ...

Ancient algae preserved in Arctic seafloor mud suggest climate models overestimate winter sea ice, pointing to less ice in ...

A modest gamma-ray burst left an unusually bright afterglow. Astronomers suggest that a jet angled away from Earth could ...

Fewer than 250 swift foxes remain in Texas. Two dogs are now guarding cattle on the grassland to test whether they can keep ...

An AI search of more than 50 million chemicals identified 92 potential sugar substitutes that could deliver sweetness without ...

An astronaut photo reveals the San Juan River’s dramatic bends in southern Utah, where an ancient waterway carved deep into a ...

Most anti-aging products already count as drugs under U.S. law, a new analysis finds. However, proving that they work at all ...

Vitamin K deficiency rose among U.S. infants as fewer newborns received the shot that helps prevent dangerous bleeding.

In trials with 719 adults, people who took cold showers at least 70% of the time reported 26% fewer illness days and 31% fewer days off work.

A crocodile skull from the rock of the Great Sphinx was misnamed for a century. CT scans show where Herugavialis fits among ...