For decades, textbooks painted a dramatic picture of early humans as tool-using hunters who rose quickly to the top of the food chain. The tale was that Homo habilis, one of the earliest ...

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 ...

The Nyayanga excavation site in Kenya, in July 2025. Fossils and Oldowan tools have been excavated from the tan and reddish-brown sediments, which date to more than 2.6 million years old. T. W.