An entire world lives deep under the ocean’s surface, far from human notice and as bustling as any city. Animals such as tubeworms and clams live crowded around plumes of methane that bubble up ...

A groundbreaking new study has revealed that sea urchins, a fascinating sea creature, have a surprisingly complex nervous system, functioning like a brain spread all over their bodies. These creatures ...

The underwater world often feels like something from another planet. Life in the seas and oceans remains a mystery to those of us on the surface—not only fascinating but also breathtakingly beautiful, ...

The sea covers roughly 70% of our planet, yet we know surprisingly little about its depths. Vast, mysterious, and often unfathomable, it hides countless shipwrecks, scary creatures, and other secrets ...