About 1.5 million years ago, individuals of two different species in the human evolutionary lineage trudged on a muddy ...

The footprints are the first clear evidence that the two hominin species shared a habitat, raising questions about whether ...

Footprints found in Koobi Fora, Kenya, reveal Homo erectus and Paranthropus boisei coexisted 1.5 million years ago, with ...

As Homo erectus and Paranthropus boisei – a direct ancestor and an ancestral relative of modern humans, respectively – lived ...

A discovery in northern Kenya hints that two extinct species that were our ancient relatives shared the same habitat and ...

A set of footprints found at the site of Koobi Fora in Kenya reveals that our ancestor Homo erectus coexisted with a ...

Two species of ancient human relatives crossed paths 1.5 million years ago. Fossilized footprints in Kenya captured the ...

Human footprints stir the imagination. They invite you to follow, to guess what someone was doing and where they were going.

Ancient footprints discovered in Kenya belong to two different species of human relatives who walked on the same ground at ...

A 1.5-million-year-old lakebed from Kenya shows two ancient human relatives cohabitating an environment, shaking up our ...

Two species of ancient human relatives crossed paths 1.5 million years ago. Fossilized footprints in Kenya captured the ...

More than a million years ago, on a hot savanna teeming with wildlife near the shore of what would someday become Lake ...