The submersible vehicle that was lost at sea is part of a relatively new effort enabling tourists and other paying customers to explore the depths of the ocean, the vast majority of which has never ...

The deepest parts of the ocean are the least explored places on the planet. In fact, only about 5 percent of the ocean has been explored at all. From what has been explored, we know that the average ...

Scientific divers have navigated a series of treacherous dives more than 330 feet deep in an attempt to unravel the mysteries of deep ocean reefs. They’re finding new species — and evidence of both cl ...

What lies at the bottom of the ocean While what’s considered the deep ocean extends from 3,280 feet to 19,685 feet (1,000 meters to 6,000 meters) beneath the surface, deep-sea trenches can plunge to ...

We're not far from where the expedition launched on Sunday. It was an hour and 45 minutes into the dive that the vessel lost contact with its mother ship. It's been lost and silent since then. Now, ** ...