On Friday, the Trump administration rolled back protections for a marine national monument off the coast of Cape Cod.

Their dives can last more than two hours, during which they can descend to nearly 10,000 feet. Even when beaked whales ...

The lobstermen went against fishing protocol by dropping their northeast endlines to reduce the number of ropes in the water.

Marineland, a former Canadian theme park, has reportedly threatened to euthanize the animals if they're not soon transferred ...

Canada's last captive whales have received a reprieve from death after the Canadian government conditionally approved a plan to export them to the U.S.

Humpback whales are teaching each other a feeding technique called bubble netting, and it's helping a Canadian population recover from whaling.

Scientists have captured a rare view of one of the ocean's least understood whales—without ever seeing it. By listening to ...