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

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

Astronomers have discovered a group of dwarf galaxies with distinct features that challenge predictions made by the ...

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

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

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

The research included professors Kevin Hatala from Chatham U. in Pittsburgh and Craig Feibel of Rutgers and showed two human ...

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

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

Evolution down the Path Less Traveled," an exhibit at the Museum of Science in Boston, eyes the advantages of moving slowly.

Engels applied the logic of materialist dialectics to the problem of human evolution with important, though rarely ...