That was the case when an 8-foot, 10-inch great hammerhead shark vanished from satellite tracking in the Gulf of Mexico, researchers with OCEARCH reported in a July 8 Facebook post. The shark ...

A 10-foot great white shark surfaced off the Space Coast of Florida ... it broke the water's surface and sent it to the OCEARCH tracker. It's Penny's second ping off Florida's east coast this ...

According to its tracker, the shark started its journey south on Oct. 6, leaving the Gulf of Lawrence near the Canadian province of New Brunswick for the North Atlantic Ocean and heading south ...