An autonomous submarine exploring the remote waters beneath the Dotson Ice Shelf in Antarctica has discovered strange and ...

Living beneath the waves has long captured the imagination of dreamers, designers and explorers, inspired by tales like Atlantis. Today, with rising sea levels and a growing curiosity about what lies ...

Of the entire bouquet of stone structures discovered, the most prominent feature is a wall measuring 394 feet.

JACKSONVILLE, Fla. — Divers working with the Florida Department of Transportation are plunging into the St. Johns River over the next few days to inspect the underwater structures of the Hart Bridge.

Scientists working alongside the U.S. Coast Guard have discovered a 1,640-foot-tall (500 meters) structure that looks like an underwater volcano off the coast of Alaska. The structure may be spewing ...

A colossal 7,000-year-old granite wall, France's largest underwater construction, has been unearthed off Brittany's coast.

A team of researchers has recovered the deepest sample ever taken of the Earth’s mantle from a section of seafloor in the Atlantic Ocean. At more than three-quarters of a mile in continuous length, ...

Does an mini-Stonehenge stand underwater in Grand Traverse Bay, part of Lake Michigan? In 2007, looking for shipwrecks in this area, which was a busy 19th- and 20th-century maritime trade route, Mark ...

French marine archaeologists have made a groundbreaking discovery off the coast of Brittany - a massive underwater wall dating to approximately 5000 BC that predates the famous megalithic monuments of ...

JACKSONVILLE, Fla. — Divers working with the Florida Department of Transportation are plunging into the St. Johns River over the next few days to inspect the underwater structures of the Hart Bridge.