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

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

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

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

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

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

Two species of ancient humans walked beside each other 1.5 million years ago, fossil footprints have revealed.

The bones they found in the sand were a clue that something more was buried beneath the surface. When a team of excavators in ...

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

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

Researchers say the footprints were left in the mud by two different species, perhaps within a matter of hours or days.

Smithsonian: Fossil Footprints Reveal That Two Early Human Relatives Lived on the Same Landscape in Kenya 1.5 Million Years ...