Challenger Deep sits at the bottom of the western Pacific’s Mariana Trench, roughly 10,935 meters below the ocean surface. That is nearly seven miles of water pressing down on anything that dares to ...

At the bottom of the Mariana Trench, roughly 10,935 meters below the Pacific surface, water temperatures hover just above freezing and no trace of sunlight has reached the seafloor for as long as ...

When most of us look out at the ocean, we see a mostly flat blue surface stretching to the horizon. It's easy to imagine the sea beneath as calm and largely static—a massive, still abyss far removed ...

Deep oceans contain microbes with yet-to-be-discovered properties that could drive future innovations in biotechnology.

The sighting reveals surprising data about the species known as the goblin shark. An abyssal species never before seen alive ...

Mother Ocean Day is Saturday, May 9, so here’s a few facts about our waters. About 71% of the Earth’s surface is water-covered, and the oceans hold about 96.5% of all Earth’s water. Water also exists ...

For centuries, the deepest parts of the ocean remained beyond human reach, hidden beneath crushing pressure and perpetual darkness. Now, a Chinese research vessel has returned from one of its most ...