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.

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 ...

As the planet’s most expansive ecosystem, the deep sea can be a tough place to find a mate. Though, scientists say, some deep-sea anglerfishes evolved a unique method of reproduction that ensures that ...

The Trump administration announced this past week that it has entered talks with the Cook Islands to research and develop seabed mineral resources. The Polynesian archipelago is one of only a handful ...

The world’s oceans are on the brink of a major disaster if controversial plans to start deep sea mining in international waters go ahead as early as next year, an expert has warned. Dr. Sandor Mulsow, ...

2023 has been...weird. Join Mashable as we look back at everything that's delighted, amazed, or just confused us in 2023. Below 1,000 meters, the ocean is eternally dark. Sunlight can't penetrate ...

Commercial mining of the sea floor could soon get the green light. The International Seabed Authority (ISA), a body associated with the United Nations that oversees deep-sea mining in international ...

From worms with squid-like tentacles to fish with teeth on their tongues, here are some of the most alien-looking creatures in the deep ocean. When you purchase through links on our site, we may earn ...

The deep sea, the planet’s most expansive and least understood ecosystem, remains largely unexplored. Yet while the deep sea may seem a dark and distant space, events underwater directly impact our ...