Goose-beaked whales (Ziphius cavirostris) hold the record for deepest dive of any marine mammal, and researchers hope that examining how these animals manage their oxygen thousands of feet underwater ...

Chilean devil rays swim in the Atlantic Ocean near the Azores. Reinhard Dirscherl / ullstein bild via Getty Images There’s only one word for it: indescribable. “It’s one of those awesome experiences ...

For scientists studying the mysteries of the ocean, few places on Earth hold the level of intrigue that the Mariana Trench does. As the deepest point in all the Earth's oceans, this site has scholars ...

A climate reporter wanted to follow scientists into the Mediterranean Sea. First, he had to learn to scuba dive.