The Cirroteuthid octopus with billowing arms was caught on camera by researchers from the vessel E/V Nautilus.
We went into the depths of the ocean with a scientist seeking to understand how frozen gas deposits might respond in a rapidly warming world.
Researchers call for emergency protections as 400 remaining animals fight for their lives.
Mussels are the “canaries in the coal mine for climate change — only this canary provides food and habitat for hundreds of other species," says a biologist.
Rescuers performed CPR onshore but he was declared dead at the scene.
“We need decisive, coordinated, international action" to protect our oceans, President Danny Faure said, speaking from an underwater submersible.
New research suggests that we will see deeper shades of blue and green by 2100.
King tides and rising sea levels are creating an affordable housing crisis in Miami, Florida.
Scientists say there's more to the pollution problem than the huge masses of debris that grab public attention.
The Grimpoteuthis octopus, also called the dumbo octopus, is both spooky and adorable.
To celebrate Halloween, a group of scuba divers participated in an underwater pumpkin carving contest.
After a long, intense 28-hour rescue mission, a stranded humpback whale has returned home.
If you’re one of the millions of Americans flushing your contact lenses down the toilet or sink, listen up. Researchers found that the plastic moves through sewage, slips into and pollutes our oceans and can be traced in the food we consume.
The village of Innaarsuit fears a devastating tsunami if the mountain of ice plunges into the sea.
The president revoked an Obama-era order aimed at protecting and restoring ocean and coastal health.
Straws, plates, cutlery and cotton buds are among the plastic products prohibited under the proposed new rules.
A plastic bag was found at a depth of almost 36,000 feet in the Mariana Trench. Scientists say it's the world's deepest known piece of plastic trash.
These astonishing facts will make you rethink every piece of plastic you use.
A diver’s video of a swim off the coast of Bali is exposing the shocking epidemic of ocean pollution in Indonesia and around the world.