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

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

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

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

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 ...

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

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

Weight loss is not simply a test of willpower. The human brain evolved to protect body fat during times of scarcity, and it ...

Scientists have figured out how two famously poisonous plants create chemicals with surprising medical potential. After ...

Scientists have identified a molecular switch that may help explain why aging makes the brain more vulnerable to diseases ...

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

Vanderbilt researchers created the first selective compound designed to inhibit TAOK-1, a poorly understood protein connected ...