The alien known as Harry Vanderspeigle first arrived in Earth’s atmosphere with a simple mission. He was supposed to deliver a machine designed to destroy humanity (but not the planet or any other ...

Some of the most credible encounters with nonhuman aircraft have happened over the world’s oceans. Now, the witnesses want ...

An autonomous drone fleet overseen by Ocean Infinity has rediscovered the USS Stewart, the only US Navy destroyer ever captured by Japanese forces during World War II. The marine robotics company’s ...

Deep in the waters off the west coast of Australia lies a burial ground of old ships. Known as the Rottnest graveyard, the area holds dozens of historically significant vessels that have been scuttled ...

Archaeologists have discovered by chance what they say are the remains of a 16th-century merchant ship more than 1.5 miles underwater off southern France, the deepest such find in its section of the ...

They knew how long they would be underwater so they could safely decompress, the perfect mixture of gas to use in their tanks ...