New research on Indonesian fossils reveals clues to an ancient expansion out of Africa led by human ancestors nicknamed "hobbits."
Scientists have found what they are saying could be the oldest evidence of human activity in North America — the marked bones of a mastodon dating back some 130,000 years.
They can be bulbous, pert, or pointy — but why do some noses look different than others? It could have something to do how humans evolved to live in certain climates, a new study suggests.
CT scans of "Lucy," a human ancestor that lived 3 million years ago, reveal evidence in the structure of her bones that suggests she climbed trees as well as a walked on the ground.
At first glance, the underside of a human arm may look hairless. But a closer inspection will reveal that tiny, colorless hairs cover it like soft peach fuzz.
A group of humans migrating out of Africa some 40,000 to 70,000 years ago mingled with an as-yet unknown branch of humanity, three new studies have found.
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