Giant 550 pound kangaroos could still hop scientists prove by studying fossil bones and calculating forces on ancient tendons ...

Using vision-based generative AI instead of human planners, Perseverance rover successfully mapped and drove its own routes ...

Atherosclerosis, the gradual buildup of cholesterol-rich plaque inside artery walls, is the driving force behind most heart ...

Windblown dust delivers nutrients to algae on Greenland ice, darkening the surface and accelerating melting and sea level ...

Rewetting wetlands can help lock carbon in the ground, but fully flooding them may backfire by boosting methane emissions.

A fossil jaw found in Ethiopia shows Paranthropus ranged far north, challenging long-held ideas about early human relatives and their diets.

One of Earth’s first birds had modern bird-like mouth features that evolved to handle food efficiently and meet the energy ...

Early humans in England used elephant bone to sharpen stone tools, revealing advanced planning, material knowledge, and ...

Fossilized vomit reveals a surprise flying pterosaur in Brazil, offering new insight into how ancient reptiles lived and fed ...

A new ladybird beetle species was hiding in plain sight on a Japanese campus, exposing how easily even well-studied insects can be missed.

Horses detect human fear through smell alone and exhibit fearful behavior through emotional contagion mechanism.

Bottled water may expose people to more nanoplastic particles than treated tap water, largely due to plastics shed from ...