One of the world’s greatest mysteries may have been solved after 900 years

Unlike other studies, which think they were crafted by a powerful tribe, it's thought that individual clans and families ...
Live Science

Large, bone-crushing dogs stalked 'Rhino Pompeii' after Yellowstone eruption 12 million years ago, ancient footprints reveal

Researchers have found footprints of large, bone-crushing dogs in the 12 million-year-old Ashfall Fossil Beds in northeastern ...