Beneath the white gypsum dunes of New Mexico, scientists have uncovered something remarkable—trails of footprints that ...

Ancient footprints in New Mexico, dated to 23,000 years ago, reveal humans lived in North America 10,000 years earlier than ...

A team of scientists found a human footprint that was more than 15,000 years old and challenged the timeline of human ...

Studying preserved footprints in New Mexico continues to provide insight into the first human movements in North America. A research team believes the footprints are more than 23,000 years old ...

Choose from Bird Footprint Background stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection ...

The bottom of the Calypso Deep, a 5,112-meter deep depression in the Ionian Sea, contains one of the highest concentrations of marine debris in the deep ocean: it is yet another testimony to the ...