The ancestors of Native Americans may have lived on and around the Bering Strait for about 10,000 years before streaming into the Americas.
Without protective fur to safeguard against sun damage, our ancestors went from pale-skinned to dark-skinned.
The discovery of the earliest-known human footprints outside Africa leads to a big question: How does carbon dating work? Trace is here to tell you all about carbon dating and other ways we can know the age of an object or fossil.
Strange, elongated skulls found in South America are spawning theories about unknown humans and aliens. But why?
The footprints were left by ancient humans some 800,000 years ago.
A 14th-century outbreak of plague known as the Black Death may have caused Europeans and Roma people to evolve to look more similar.
From humans to monkeys to lizards to frogs, every known species, both living and extinct, with a jaw and a backbone has paired limbs! Trace discusses how our stomachs could be the reason why many species evolved into creatures with four appendages.
Mating with Neanderthals led to major changes in humans, affecting everything from skin color to disease predisposition, traits we still see today.
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