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Guide to Sahelanthropus, Orrorin and Ardipithecus

These fossil species between 8 million and 4.4 million years old include some of the earliest members of the hominin lineage.

Ardipithecus hand skeleton next to a human hand X-ray image
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Interaction and mixture: big picture and small

From the level of function of a single gene up to the movements of entire populations, our evolution was built from mixture.

Painting from 1883 of stone age dancers feasting around a fire
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Guide to Australopithecus species

These ancient human relatives include the first species with evidence of upright walking and running like humans. They represent more than a third of our evolutionary history.

Five fossil skulls in three-quarter view looking toward the right
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The real story of myosin, jaw muscles, and ancient brains

The provocative idea that our genus arose with a deactivated muscle gene turned out to be wrong.

Bonobo and gorilla head and neck, showing ecorché muscles on the left side of each
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When did human chromosome 2 fuse?

More and more, it looks like this event happened shortly before a million years ago, in the common ancestors of Neandertal, Denisovan, and African ancestral humans.

When did human chromosome 2 fuse?
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Climate models, Neandertals, and Denisovans

A new paper on biogeography of Neandertals and Denisovans raises ideas about the interactions of these groups.

A Neandertal-looking person dressed in animal skins lifting a stick and looking at a misty sunrise on snow.
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Tracing the genetic histories of ghost apes

The footprints of extinct lineages are the closest we have to a fossil record of the African apes.

Vivid brown eyes of a mountain gorilla
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Research highlight: Growth and development in human origins

A report from a Wenner-Gren-supported workshop innovating ways forward for understanding hominin ontogenies

A reconstruction of a Homo naledi child skull with bone and teeth indicated.
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Ancient apocalypses are so disappointing

The archaeological and paleoclimate records usually lack the resolution to see how meteorites or volcanoes mattered to our ancestors.

A satellite image of a round lake surrounded by a round ridge with green surrounding
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Debates about Neandertal cave art miss the point of their visual culture

Humans today live in visually rich environments, and it's increasingly clear that Neandertals shaped their visual environments also.

A flowstone with a broken edge revealing a line of red ochre, red pigment on its surface.