Nowhere in the ocean is now left untouched by a type of "forever chemicals" called "per- and polyfluoroalkyl substances," known simply as PFAS. Subscribe to our newsletter for the latest sci-tech news ...

Blue whales making an unusual winter appearance. Humpacks sticking around for months, a pair lunging out of the water in sync with one another in a video making a virtual splash. And thousands of ...

A minke whale that had been swimming in the Long Beach Harbor died from domoic acid poisoning, tests show. The poisoning is associated with the toxic algae bloom that has sickened and killed other sea ...

The relationship between whales and dolphins has long been shrouded in mystery. But, new research reveals that — despite their vast difference in size — these marine mammals often enjoy playful ...

Add Yahoo as a preferred source to see more of our stories on Google. A routine whale watching trip off the California coast turned into an unforgettable moment that travelers will remember for years.

Add Yahoo as a preferred source to see more of our stories on Google. Researchers have observed dolphins and killer whales hunting together for the first time as part of a new study released on ...

Researchers on Cape Cod, Mass., recently discovered the oldest known recordings of whale sounds and believe the discovery ...

A frolicking juvenile humpback repeatedly breached from waters among the coves off South Laguna, drawing cheers not only from passengers aboard whale-watching vessels but also from residents in homes ...

A pygmy blue whale, Balaenoptera musculus brevicauda, swims in the Banda Sea, Indonesia. This huge cetacean reaches up to 24 meters in length and makes up to about half of all blue whales alive.© ...

A suction camera tag deployed by Dr Olaf Meynecke captures the depths dolphins will sometimes accompany whales to - in this case, even to the sea floor. A new study has investigated hundreds of videos ...

Blue whales making an unusual winter appearance. Humpbacks sticking around for months, a pair lunging out of the water in sync with one another in a video making a virtual splash. And thousands of ...