Marine researchers exploring extreme depths say they have discovered an astonishing deep-sea ecosystem of chemosynthetic life that’s fueled by gases escaping from fractures in the ocean bed. The ...

Robotic and autonomous underwater vehicles have collected vast quantities of footage from the deep sea, but most of it hasn’t ...

The ocean is far deeper than most people realize, holding secrets and mysteries that continue to astonish scientists and explorers. Covering more than 70% of the Earth’s surface, the ocean is not only ...

Scientists have discovered a massive deep-sea coral reef system off the coast of Argentina that may be one of the largest on ...

An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches, researchers said in a newly published paper. The deep-sea trenches, also called Hadal ...

In some parts of the deep ocean, it can look like it's snowing. This "marine snow" is the dust and detritus that organisms slough off as they die and decompose. Marine snow can fall several kilometers ...