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 ...

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 ...

This combination of 2007, 2018 and 2012 photos shows, from left, the Cederberg mountain range in South Africa, the Tenere desert in Niger and savanna in South Africa. (AP Photo/Schalk van Zuydam, ...

This combination of 2007, 2018 and 2012 photos shows, from left, the Cederberg mountain range in South Africa, the Tenere desert in Niger and savanna in South Africa. (AP Photo/Schalk van Zuydam, ...

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 ...