Also this week, weapons startup Anduril Industries Inc. unveiled a torpedo-like autonomous drone called Copperhead, with the tagline: “Whoever commands the sea commands the world.” Building ...

“Imagine right in front of that building, an 85-foot PT boat.” A PT boat, by the way, was a motorized torpedo boat used by the Navy in World War II: small, fast and cheap to build. They were cheap to ...

In October, four robot warships of the U.S. Navy sailed into Sydney Harbour in Australia. The vessels -- collectively called Ghost Fleet Overlord -- represent a cheap way for the U.S. Navy to ...

Discover the most futuristic locations in China that look like they came straight out of a sci-fi movie. From mind-blowing ...