Here's how Jorge the sea turtle prepared for the improbable journey—decades after he was found tangled in a fishing net off ...

Professor Morgan Benowitz-Fredericks and Sierra Pete M'23 offer insight in story on how seabirds offer clues to ocean health ...

When hundreds of eerily perfect circles were discovered on the bottom of the Mediterranean Sea, theories abounded about what they could mean. Four years of underwater research revealed a lost world.

Have you ever heard of a nudibranch? They're colorful mollusks with no shells and you can see them at the Bailey-Matthews ...

For National Geographic photographers, work assignments can take them anywhere from the sea floor to a summertime Santa Claus camp in Missouri. In the photo seen above, wildlife photographer David ...

New technologies mean ocean exploration can go deeper than ever before, without breaking the surface of the water. National Geographic Explorer Ved Chirayath uses such technology to map the sea ...

Reefs supporting communities “You can think of reefs as the rainforest of the sea,” explains Brown. They support a quarter of all marine life. “Some species rely on them for short periods ...