Scientists are one step closer to understanding why sharks disappear for an extended period of time.

A widely publicized killer whale attack once seemed to explain why white sharks disappeared from a key aggregation site. Long-term tracking now suggests the reality is more nuanced. Killer whales (Orc ...

Footage shows orcas brutally hunting a thresher shark off Cabo San Lucas, Mexico, in a rarely documented encounter. Wildlife ...

Add Yahoo as a preferred source to see more of our stories on Google. A surfer had minor injuries from being bitten by a shark Tuesday in the fourth attack off the coast of Australia's most populous ...