An underwater voyage has revealed a network of creatures thriving at the bottom of deep-sea ocean trenches, researchers said in a newly published paper. The deep-sea trenches, also called Hadal ...

Marine researchers exploring extreme depths say they have discovered an astonishing deep-sea ecosystem of chemosynthetic life that’s fueled by gases escaping from fractures in the ocean bed. The ...

Heat-trapping methane may be best known for the dangers it poses to humans and Earth’s atmosphere, but in the dark depths of the ocean, the greenhouse gas is a nourishing meal for some of the world’s ...

Thousands of meters below the ocean's surface lurk some gigantic creatures, much larger than their shallow-water brethren. Scientists have a few hunches for why this happens, but the debate continues.

The bumpy snailfish, discovered 10,000 feet down off the coast of California, shows that not all denizens of the abyss are frightening. By Alexa Robles-Gil For an animal, surviving in the ocean’s ...

A Chinese submersible has discovered thousands of worms and mollusks nearly 10 kilometers (six miles) below sea level in the Mariana Trench, the deepest colony of creatures ever observed, a study ...

The Brooklyn federal court rejected shareholder claims that a deep-sea mining company covered up the environmental impacts of its operations in the lead-up to a $2.9 billion go-public merger. U.S.

A RECENT ARTICLE in The Economist asserted that President Donald Trump “is right to go after metals in the deep sea” and that the International Seabed Authority (ISA), the intergovernmental body ...