The next frontier for defense drones may be the world's oceans

The next frontier for unmanned military drones may not be solely in the skies. It could be under the seas.

The U.S. Navy and defense contractors such as Boeing, Lockheed Martin and others are increasingly focusing on ocean drones as the next big market for unmanned technology.

Lockheed Martin Ventures last month invested an undisclosed amount in San Diego-based Ocean Aero – a 25 employee start-up that is developing the Submaran – a solar and wind powered ocean drone capable of operating above and below the surface.

Read full article on The San Diego Union-Tribune >>