Scientists found shark teeth inside fossil whale skulls, revealing how sharks fed on whales millions of years ago.

WARNING, GRAPHIC CONTENT: The footage shows several orcas taking turns with the carcass, highlighting their cooperative ...

Becky O'Brien always wanted to work with ocean life, but she didn't realize she'd be able to do the job in the middle of the ...

From massive tanks holding millions of gallons of water to facilities perched in the most unexpected locations, the world's ...