Contender, a 1,653-pound great white shark, tracked by OCEARCH, pinged again off the Florida coast on Valentine's Day, Feb. 14.

Megalodon teeth are the largest shark teeth ever found and have sharp serrated edges. So when these sharks bit marine mammals ...

While fossil hunting underwater, I made an insane discovery—a massive Megalodon shark tooth! Vance may announce major US ...

Fossil teeth of extinct megalodon sharks have grooves made by other megalodon teeth, hinting at violent encounters between ...