Scientists discovered 24 new deep-sea species, including one from a completely new branch of life in the Pacific Ocean.

After years of deep-sea sleuthing, National Geographic Explorer Katy Croff Bell has created a treasure map. It’s not drawn on ...

A dome-fronted submersible sinks beneath the waves off Indonesia, heading down nearly 1,000 meters in search of new species, plastic-eating microbes and compounds that could one day make medicines.

As the race to explore the world's oceans intensifies, scientists are turning to powerful new battery technologies to overcome one of deep-sea exploration's greatest challenges: how to keep underwater ...

The discovery of buried "mud waves" off the coast of western Africa reveals that the Atlantic Ocean was born at least 4 million years earlier than scientists previously thought. These waves, each ...

More than 10,000 feet deep in the ocean, the seafloor is covered with what look like dark, lumpy potatoes. These polymetallic nodules, as they're known, take millions of years to form, slowly ...