DNA shines a light back into the past, showing us things that fossils can't. But how far back can that light extend? Some of the oldest DNA sequences come from mastodon and polar bear fossils about 50 ...

In a suspected case of reverse evolution, wild tomatoes in the Galápagos have developed a defense mechanism that hasn’t been seen in millions of years.

Fossil evidence from Ethiopia has rewritten human history, showing Australopithecus lived one million years earlier than previously believed. These new findings bridge the gap between early ape-like ...

A new documentary puts viewers in the shoes of Neanderthals and early humans, giving an intimate glimpse into humans’ ...

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How a man walks can shift threat impressions beyond body size. Sway and shoulder spread stood out in short, size-controlled ...

New research explores how diet, evolution, and facial anatomy may have shaped our modern smiles. Studies of ancient skulls show wider jaws and fewer malocclusions, leading researchers to explore how ...

Share on Pinterest Human brain cell evolution may be linked to autism, neurodiversity, according to a new study. Image credit: Lauren Lee/Stocksy A new study concludes that the speed at which the ...

HUBEI, China — A badly crushed cranium unearthed decades ago from a riverbank in central China that once defied classification is now shaking up the human family tree, according to a new analysis.

Researchers discovered that autism’s prevalence may be linked to human brain evolution. Specific neurons in the outer brain evolved rapidly, and autism-linked genes changed under natural selection.