Scientists discovered 1.5-million-year-old footprints in Kenya, revealing two hominin species coexisted and interacted.

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

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

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 ...

WASHINGTON — Muddy footprints left on a Kenyan lakeside suggest two of our early human ancestors were nearby neighbors some 1 ...

Footprints preserved on the shore of Lake Turkana in Kenya seem to be from two ancient human species, showing they lived ...

Muddy footprints found beside Lake Turkana, Kenya reveal two ancient hominin species were once neighbors 1.5 million years ...

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

More than 1.5 million years ago, two different species of ancient human crossed paths on a lakeshore, perhaps locking eyes ...

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

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