Tiny sand hoppers move surprising amounts of beach sand each night, suggesting the animals may help shape California’s ...

Microplastics in rivers surge with heavy rain, and a new global estimate finds 96% of the flow to the ocean starts in ...

Risky decisions may emerge from a rapid contest between two opposing brain signals rather than a slow buildup of evidence.

Conifers get more days to grow as the climate warms, but above about 41°F, slower growth can erase the advantage.

Teens felt better after interacting with miniature equines, while the animals’ own behavior appeared to shape the experience.

Tiny worlds beyond Neptune appear to preserve the colors and compositions of their larger counterparts, offering clues to how ...

AI chatbots make life-or-death choices differently from humans, especially when moral trade-offs and uncertainty complicate ...

A new group of Australian insects now carries Taylor Swift's name, Swiftiephylus, and her signature blonde hair and red ...

When you can't tell which task matters, the multitasking brain keeps details it should drop and mixes them into the ones it ...

A giant volcanic eruption buried an ancient landscape beneath the Andes, preserving evidence that reveals how slowly the ...

A new interactive map reveals when individual glaciers around the world are expected to disappear – and how global warming ...

A huge 390-million-year-old impact crater in Quebec was spotted by an amateur astronomer while planning a camping trip.