Fresh analysis of ancient human footprints in New Mexico confirms that people walked the continent nearly 23,000 years ago, ...

The oldest human footprints found in White Sands National Park were initially excavated in 2009. In 2006, a cluster of mysterious dark spots on a lakebed of White Sands National Park in New Mexico ...

Paleo-human footprints dotting White Sands National Park in New Mexico are 23,000 to 21,000 years old, making them the oldest known fossilized trackways left by people in North America, a new study ...

How long have humans lived on this continent? Well, one prevailing answer for decades was about 14,000 years, based on the age of early human stone tools. Now new findings add weight to the case for a ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. New research confirms that fossil human ...