As the search intensifies for the submersible that lost contact with its mother ship on Sunday as it descended to the wreck of the Titanic, many are wondering how deep the ocean is and what exactly ...

Squinting against the sunlight, a team of three engineers leaned over from a floating dock on Lake Travis to pull a side panel off a blue-and-orange submersible named Abraham. After removing a ...

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 ...

Officials are in a race against time to find a civilian submersible that had five people aboard after it went missing Sunday in the North Atlantic while voyaging to the wreckage of the Titanic. The 21 ...

Read about the difference between a bay and an ocean. Learn definitions, key features, and examples like the Bay of Bengal ...

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, ** ...