The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making ...

The amount of sargassum seaweed moving through the Atlantic and Caribbean reached record levels in April, according to ...

Researchers collected more than 43,000 records of dives and assessed the photos and videos to determine how much of the bottom has been seen by humans.

The ocean's deep-sea bed is scattered with ancient rocks, each about the size of a closed fist, called "polymetallic nodules.

Scientists say they've captured the first footage of a living colossal squid in the deep sea. The colossal squid is the world's largest invertebrate, but the one in this video is a baby.

Answer: Blobfish are real, and they’re spectacular. But notably, they don’t look like the images you’ve seen when they’re in their natural habitat!