Pavlopetri, a small islet in the Peloponnese, is the oldest ancient Greek city that has ever been discovered underwater.

Now, Franck Goddio, the French underwater archaeologist who rediscovered Thonis-Heracleion, says the 82-foot-long (25-meter-long) military ship was discovered in the major canal that flowed along the ...

I’ve never seen anything like this,' Bob Ballard, a National Geographic explorer, said about the recent discovery.

Deep beneath the surface of the Atlantic Ocean, scientists have uncovered an extraordinary undersea world that may hold the key to understanding how life began on Earth. The discovery of the Lost City ...