A "serrated blade" found sticking from a rock in the United Kingdom has been identified as a "nearly perfect" prehistoric ...

A “serrated blade” found sticking from a rock on Isle of Wight in the UK has been identified as a shark tooth that could be 100 million years old, experts say. Wight Coast Fossils photo A ...

Single-digit wind chills and a weeklong string of below freezing temperatures paint the Cape Cod water's edges with sea ice.

Shark tooth fossils in sandstone matrix, Lamna obliqua, Eocene Epoch (56 to 34 million years ago), ... [+] Morocco, (Specimen courtesy of Ron Stebler, Scottsdale, Arizona, USA), (Photo by Wild ...