A gigantic iceberg cracked off Antarctica on Jan. 13, revealing a swath of ocean that had not seen daylight in decades. Researchers decided to search the seafloor under the freshly exposed ocean. What ...

It’s the kind of event that when it happens, you leave whatever you’re doing,” said Patricia Esquete, the expedition’s chief scientist.

The ecosystem is home to seamounts, hydrothermal vents, deep-sea trenches and species found only in its freezing water. They ...

Scientists have filmed a giant deep-sea spider crawling on the Southern Ocean floor, shedding more light on the diversity of ...