Researchers at MBARI, the Monterey Bay Aquarium Research Institute, have been exploring this hidden world for years. Using ...

Down in the midnight zone, where light fades to nothing, a single breath becomes a long commitment. Sperm whales slip beneath the surface and vanish into cold pressure that would crush most animals.

The ocean is still one of the biggest mysteries on Earth, and the deeper you go, the stranger it gets. Far below the surface, ...

Explore the darkest corners of the abyss with 18 terrifying creatures found at the bottom of the ocean. These are Earth's ...

Cephalopods—the class of animals that comprises octopuses and squids—are ubiquitous throughout the ocean, including in the deep sea. However, researchers still don't know very much about the ...

Perhaps it was hiding from predators. Or trying to catch food. Then again, maybe it just wanted to be left alone. By Elizabeth Preston Like a scarf out of a magician’s sleeve, the squid appeared.