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Researchers are exploring the deepest known set of hydrothermal vents in the world, at a site in the Caribbean nearly 5 kilometers (3 miles) beneath the ocean surface.
They've discovered a new vent there that is deeper than any previously known, said Andrew Thaler, a researcher on the expedition. The group explores the area using a remotely operated vehicle (ROV) named Isis, which just completed its first dive yesterday (Feb. 20), Thaler told OurAmazingPlanet.
[Full Story: Expedition Explores World's Deepest Hydrothermal Vents]