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

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

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

Wealthier U.S. neighborhoods face greater fire exposure but recover faster, revealing major differences in urban fire risk and recovery.

Muscle loss was linked to higher dementia risk, while obesity showed different patterns depending on age at measurement.

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 ...

A new study compares organic wheat fields and wildflower strips to see how different farming approaches affect wildlife and farm economics.

Planting more trees can sound like an obvious way to improve a landscape. But in dry regions, adding trees can also change ...

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

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

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