Sperm whales dive into the midnight zone, using echolocation to track giant squid, returning scarred breathing hard, alive at sea.

The ocean is home to some of the creepiest animals out there. It feels like the deeper you go in the water, the stranger and ...

Beneath the ocean's surface lies a world of perpetual darkness, home to some of Earth's most bizarre and fascinating creatures. These deep-sea inhabitants have evolved extraordinary adaptations to ...

If you go down to the deep sea today you could be in for a big surprise. From dancing disco worms to majestic phantom jellyfish, the deep sea is full of wonders. For a group of researchers in Japan, ...

During a dive off Argentina, scientists documented a rare jellyfish discovered a little over a century ago and seldom seen since, as well as the fish that keep it company.

The ocean is full of some incredibly odd creatures. It feels like the further you go down, the stranger and more alien-like they become. With so many interesting creatures, it makes you wonder, what ...

Scientists filmed a squid covering itself in mud and holding its tentacles upright, using camouflage that helps it hide on the ocean floor.

Trawlers off Taiwan caught a deep-sea predator with “very large” eyes and discovered a new species, a study said. Getty Images/iStockphoto Around an island off mainland Taiwan, shrimp trawlers hauled ...

The rush to mine the deep ocean is no longer a distant possibility. It’s here, thanks to global demand for minerals like cobalt and nickel rising, meaning governments and corporations are eyeing the ...