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

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 ...

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 ...

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

Scientists are exploring how delayed body clocks affect people with ADHD and whether better sleep timing could help ease symptoms.

Chimpanzee calls become more distinct between populations as the individuals age, suggesting that experience may help shape ...

Decades of sea turtle captures at a Florida nuclear plant reveal how green turtles and loggerheads change their coastal habits as they grow.

Growing research suggests that music, dance, theater and visual art can support physical and mental health, although ...

Lonely brown dwarfs have water and methane in their skies, but NASA’s SPHEREx data show the best models can’t yet explain ...