Squids first appeared about 100 million years ago and quickly rose to become dominant predators in the ancient oceans, according to a study published in the journal Science.

Researchers said they named the new species after the Nansei Islands near the Okinawa Trough where it was first discovered and, so far, the only area where it has been found. The Nansei Islands., also ...

This previously unknown symbiotic relationship helps keep methane—a major greenhouse gas—trapped in the ocean.

On occasion, it is of vital importance to consider how little we know about the spinning rock we all live on. Take coral ...

Beneath the waves are millions of dangerous sea creatures – and they exist on every continent, from Oceania to Asia and ...

The latest addition is the Marine Organismal Body Size (MOBS) database, an open-access resource that—as its name implies—has ...

Three newly-discovered species of deep sea 'spiders' farm methane-eating bacteria on their own bodies in a symbiosis quite ...

Many animals that live in water need to come up to the surface to breathe, but they can still spend impressive lengths of time submerged thanks to a few clever tricks.