Researchers determined that footprints in White Sands National Park in New Mexico are from the oldest migrants to North ...

For almost a century, artifacts found near Clovis, New Mexico, were accepted by scientists as evidence the earliest American was Clovis Man, who once thrived on the Llano Estacado.

Footprints in sand made 1.5 million years ago reveal something shockingly unexpected. Story by Anamica Singh • 1d. N early 1.5 million years ago, two species of humans lived alongside each other ...

Ancient footprints discovered in Kenya belong to two different species of human relatives who walked on the same ground at the same time 1.5 million years ago, a study found.