Archaeologists working at the Orozmani site in Georgia said they found a 1.8-million-year-old human jawbone.The jawbone, ...

Humans are the only animal that lives in virtually every possible environment, from rainforests to deserts to tundra. WASHINGTON (AP) — Humans are the only animal that lives in virtually every ...

WASHINGTON (AP) — 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.

The original evolution of hominins (modern humans and their evolutionary ancestors since the split with other great apes) took place in Africa about 7 million years ago, based on the fossil record.

Billion Years Ago Before humans could ever appear, Earth needed oxygen, which was initially absent in its atmosphere. The planet was dominated by nitrogen, hydrogen, water vapor, and carbon dioxide.

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 ...