The underwater caves of the Yucatán Peninsula are a window to the distant past. Through two million years and over multiple ...

Indeed, Hoyo Negro is proving to be one of the most important fossil sites in the world, offering a stunning window into an ancient and untamed past.

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

Scientists have identified a new pod of ancient hunter-gatherers who lived near the land bridge between North America and South America about 6,000 years ago.