Washington — Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra. This adaptability is a skill that long predates the modern age.

A fossil found in Georgia is helping scientists answer a big question: why do humans have such a long childhood? Compared to other primates, we take way more time to grow up. And now, ancient teeth ...

WASHINGTON (AP) — Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra. “Our superpower is that we are ecosystem generalists,” said ...

From left, the Cederberg mountain range in South Africa, the Tenere desert in Niger and savanna in South Africa. (Associated Press photos) WASHINGTON — Humans are the only animal that lives in ...

As early humans spread from lush African forests into grasslands, their need for ready sources of energy led them to develop a taste for grassy plants, especially grains and the starchy plant tissue ...

Early human ancestors during the Old Stone Age were more picky about the rocks they used for making tools than previously known, according to research published Friday. Not only did these early people ...

WASHINGTON — (AP) — Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra. “Our superpower is that we are ecosystem generalists,” said ...