An exceptionally preserved snake fossil from Brazil reveals that early snakes were far more diverse than scientists once ...

A group of brain cells called orexin neurons appears to help us keep working when reaching a reward becomes increasingly ...

Historic wildfires scorched huge areas of Spain and France, with one Spanish blaze burning an area about the size of New York ...

A simple change in posture may subtly affect how people feel and make decisions. Participants who sat upright reported greater feelings of pride and took more successful risks in a virtual balloon ...

A spectacular fossil site in Canada contains 567-million-year-old creatures that may represent some of the earliest animals to move, reproduce sexually, and develop recognizable body plans. The ...

August brings four major celestial events, including a solar eclipse and the peak of the Perseid meteor shower. Dark New Moon skies could make the Perseids especially impressive, while Venus will ...

Photons traveling through a cloud of atoms can emerge so early that they appear to have spent a negative amount of time ...

A tiny 518-million-year-old sea creature has revealed the earliest known evidence of the structures that eventually became ...

A new 3D printing technique can produce exceptionally hard tungsten carbide cobalt while using less of its expensive raw ...

Fossilized dinosaur bones from Wyoming are offering a rare glimpse into the feeding behavior of Tyrannosaurus rex.

Chemotherapy-surviving ovarian cancer cells may release fructose to help neighboring tumor cells loosen, escape, and spread.

A specially engineered chewing gum reduced HPV by up to 93% and nearly eliminated two bacteria linked to head and neck cancer. The treatment preserved beneficial mouth bacteria, raising hopes for a ...