Scientists have discovered how estrogen and testosterone influence skin stem cells, revealing why female skin may heal faster ...

Hungry fruit flies start finding alcohol rewarding hours sooner, and one brain cell that tracks hunger drives that shift ...

Researchers sifted 8,173 arthropod remains from a cave on Gran Canaria and found signs it stored grain before it became a ...

A day-by-day glacier model projects 5% to 10% more ice loss by 2100 than monthly models, adding up to 1.3 inches of sea level ...

A new study finds that cleaner battery production alone won't be enough to curb emissions as global demand for electric vehicles continues to grow.

Colorado River groundwater fell fastest in the snowy upper basin during the 2020 to 2022 drought, nearly double the loss in ...

International Sloth Day celebrates the fascinating biology, ancient ancestors, hidden ecosystems, and remarkable adaptations ...

Bird droppings carry nutrients such as nitrogen and phosphorus from feeding grounds to distant forests, islands, and coral ...

The spider-tailed horned viper lures birds with a spider-shaped tail tip, and CT scans show the lure is skin alone over ...

Rolling snakes in Borneo move four times faster than they slither, and video shows their heads stay level while the rest of ...

Caffeine is the world’s most widely consumed psychoactive substance, and children are starting on it at younger ages. Yet scientists know little about what it does to a brain that is still developing.

Unhealed bite marks on a young Albertosaurus jaw from Alberta point to a raptor about 30 times lighter, the first sign of ...