A seven-million-year-old fossil may rewrite human origins, showing our ancestors were walking upright far earlier than anyone expected.

The CDC estimated there have been at least 7.5 million illnesses in the U.S., 81,000 hospitalizations and 3,100 deaths from ...

They drew with crayons, possibly fed on maggots and maybe even kissed us: Forty millenniums later, our ancient human cousins ...

Awe activates our vagus nerve. That’s “the big bundle of nerves starting in the top of your spinal cord that helps you look ...

Explore how the vulturine guinea fowl’s striking blue and white feathers serve more than beauty. From structural coloration ...

NASA lost communication with its MAVEN probe nearly a month ago, and efforts to re-establish a connection have been futile.

Modern formulas shield against sunlight, against pollution, heat, and even the internal chemical reactions that speed up ...

A new analysis of these primordial bones offers evidence that Sahelanthropus was our first known ancestor to regularly walk on two feet, a sign that bipedalism evolved early in our lineage.

A fossil belonging to an ancient hominin that lived seven million years ago bears the hallmarks of bipedalism, according to a ...

A long-running and bitterly fought dispute over whether the earliest known hominin had a knuckle-walking gait, like ...

Angiosperms, also known as flowering plants, represent the most diverse group of seed plants, and their origin and evolution ...

For the first time, scientists have reconstructed the ancient genomes of human betaherpesvirus 6A and 6B (HHV-6A/B) from ...