A partial skeleton weighing just 70 pounds is bridging a critical gap in the fossil record and redefining the timeline of ...

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Our species, Homo sapiens, has been evolving for more than 300,000 years, but the story of human origins starts much earlier.

Discover evidence of ancient hominins coexisting with early humans in Indonesia 200,000 years ago. A groundbreaking find for ...

Wikipedia had to fight to establish its legitimacy—and now it faces a new existential threat posed by generative AI ...

Humans are the only primates that run nearly naked under the sun. Here’s how this biological tradeoff reshaped how our ...

Humans influence the evolution of plants and animals. Sometimes actively, sometimes indirectly. The case of the Tube mosquito ...

The ability of the early toolmakers to select high-quality stone, produce sharp flakes, and return to familiar raw-material ...

Paleoanthropologists have announced the world's most complete skeleton of Homo habilis, a human ancestor that lived more than ...

A new study posits that same-sex sexual behavior developed to help primates in complex social groups ease tension, reduce ...

Scientists believe they have uncovered the 'missing link' in human evolution, showing how our species may have evolved.

Some 60 primate species, including baboons, chimpanzees and vervet monkeys, express homosexuality, according to a new study ...