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evolution

Sahelanthropus tchadensis, a Miocene ape

Humans

Was our earliest ancestor a knuckle-dragger, or did it walk upright?

Did Sahelanthropus, which lived 7 million years ago, walk on two legs like a modern human? It's complicated

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Green DNA with trees

Life

Human-plant hybrid cells reveal truth about dark DNA in our genome

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Humans

2025 was chock full of exciting discoveries in human evolution

Comment

A polar bear grizzly bear hybrid , Ursus maritimus, t

Life

What the family drama of interbreeding polar and grizzly bears reveals

Features

A hand holding glowing prion proteins, from which fossils and microbes emerge.

Life

A sinister, deadly brain protein could reveal the origins of all life

Features

The bones arranged in the approximate anatomical position of the right foot

Humans

Ancient human foot bones shed light on how two species coexisted

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Life

Sperm's evolutionary origins go back before multicellular animals

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Humans

Kissing may have evolved in an ape ancestor 21 million years ago

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New Denisovan discovery could rewrite our family tree

Video

New Denisovan discovery could rewrite our family tree

Video

Sperm are selfish – and so are we

Life

Sperm are selfish – and so are we

A new study hammers home how the "survival of the nicest" view makes no sense when it comes to evolution, says Jonathan R. Goodman

Comment

Health

Having children plays a complicated role in the rate we age

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Humans

Does the family tree of ancient humans need a drastic rewrite?

Features

Humans

Neanderthal-human hybrids may have been scourged by a genetic mismatch

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Humans

Ancient lead exposure may have influenced how our brains evolved

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