Explorers know that the Earth’s oceans are vast, covering about 71% of the surface of the globe. According to a new study, just 0.001% of the deep seafloor has been visually observed. The deep ocean ...

The movement of carbon between the atmosphere, oceans and continents — or carbon cycle — regulates Earth’s climate, with the ocean playing a major role in carbon sequestration. A new study finds that ...

The footage revealed surprisingly diverse habitats like sponge gardens, coral reefs, and kelp reefs. Videos from seals, dolphins, and sea lions can help scientists map uncharted parts of the ocean.

Understanding Earth's Crust Earth's crust ranges from 5 to 70 kilometers in thickness and serves as the planet's outermost ...

Everyone is familiar with the concept of finding sunken treasure on the ocean floor. Now, scientists may have found an ancient ocean floor that is itself a type of geological buried treasure. Using ...

Researchers say the polymetallic nodules that mining companies hope to harvest from the deep-ocean seafloor may be a source of oxygen for the animals, plants and bacteria that live there. This ...

Imagine, for a moment, what it would mean for this economy if we didn’t have maps: Transportation, trade, resource extraction, disaster mitigation — so much of what we do would be made more ...

"It's crazy to think that we don't have a complete map of our planet," one researcher involved in a project to map the entire seafloor by 2030 told Live Science. When you purchase through links on our ...