Scientists uncovered a "Lost City" deep underwater in the Atlantic Ocean that could prove the existence of extraterrestrial ...

The marine photographer who captured the footage said it could be the world's first recorded sighting of a black seadevil ...

This is the Lost City. Discovered by scientists in 2000, more than 700 meters (2,300 feet) beneath the surface, the Lost City Hydrothermal Field is the longest-lived venting environment known in the ...

Scientists probing the bottom of the Pacific Ocean made a surprising discovery: animals living underneath the seafloor in an area with volcanic activity. Giant tubeworms, which are known as the ...