Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

About 90 percent of species found in the Clarion Clipperton Zone have never been identified, yet they may be at risk from mining for minerals such as cobalt and nickel. This sea urchin, found in the ...

In A Nutshell Scientists logged 460 hours of video across three of the Pacific’s deepest ocean trenches, cataloging 108 ...

In the vast and colorful—and sometimes terrifying—world of marine life, few creatures are as captivating as the Costasiella kuroshimae. Affectionately known as the "leaf sheep" or the "Shaun-the-sheep ...

Dive to places uninhabitable by humans and encounter regal whales and colorful reef life. Ocean Animals features the world’s most charismatic animals that inhabit a realm humans can only fleetingly ...

Deep-sea animals have been getting a lot of attention lately because every new video or photo from the ocean’s deepest layers shows creatures that look completely different from anything we see on ...

Scientists analyzed thousands of autopsies of seabirds, sea turtles and marine mammals and found that even small amounts of ingested plastic can be deadly. By Sachi Kitajima Mulkey Two baseballs for a ...

The natural world is full of interesting creatures with unique biological systems. Among the most interesting creatures is the starfish, also referred to as a sea star. Starfish are unique in that ...

Every summer, many Australians head to the ocean to swim, surf, sail, kayak, and walk along the beach. But humans are not alone when we use the ocean. Fish, seals, dolphins, sharks, jellyfish, turtles ...