Scientists discover underwater mountain ranges, golden towers of coral, and never-before-seen sea creatures.

This octopus can brood its eggs for nearly four years without eating. Here’s how this biological extreme has reshaped how ...

When we dream of landscapes, we might imagine rolling valleys or rugged mountains. But there is a whole landscape hidden from human view: the secret world of the seafloor.

Only a scattering of light penetrates the deep water, more than 300 feet beneath the ocean surface off the coast of Guam. It’s like twilight to the human eye, even in the middle of the day. This part ...

Robotic and autonomous underwater vehicles have collected vast quantities of footage from the deep sea, but most of it hasn’t ...

A photographer captured this extraordinary site where whales' bodies lie in the shallows, with troubling repercussions for the deep oceans.

Drilling for minerals deep in the ocean could have immense consequences for the tiny animals at the core of the vast marine food web — and ultimately affect fisheries and the food we find on our ...

New research shows why some shelly critters flourished in the ocean’s harshest habitats — and others didn’t Jack Tamisiea Beds of Bathymodiolus mussels provide important habitat for other deep-sea ...

Scripps Institution of Oceanography at the University of California San Diego has received a $15 million grant from the Fund for Science and Technology (FFST). This support will expand observational ...

Magnus Midtbø takes on deep water solo climbing, where protection is replaced by open sea below. The route demands precise ...