Conservationists say retrieving mineral-rich rocks will destroy sea life. Environmental studies show conflicting results.

"It's such an unexplored area." Scientists discover over 100 new species deep below Australian sea: 'We need to understand … ...

Japan’s deepest ocean trenches are full of strange life, from record-setting fish to mysterious animals that still defy ...

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

Dive into the abyss and discover 25 terrifying deep sea creatures living in the most extreme ocean depths. From anglerfish to ...

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 ...

Far below the ocean’s surface, where sunlight can’t reach, some of the most unusual creatures on Earth thrive in complete ...

Thousands of feet deep, parts of the seafloor are covered in polymetallic nodules. The potato-sized formations are being targeted by mining companies because of the metals they contain. (NOAA Ocean ...