The US Navy and NASA's Jet Propulsion Laboratory are developi...  ...nergy, which is unlikely to happen ... One of the Navy 's goals is to have a persistent presence in the w...  ...ermal-power-ocean-currents | Photo: NASA/JPL/U.S. Navy /Scripps Institution of Oceanography

With a flight lasting twenty-six hours and one...  ...ight lasting twenty-six hours and one minute, the US Navy experimental unmanned aerial vehicle Ion Tiger br...  ...hael Barkoviak writes for Daily Tech: The U.S. Navy 's Ion Tiger flew over the Aberdeen Proving Ground...

Navy chemists claim to have refined short chain hydroc...  ...ydrogen – obtained by splitting water molecules using electricity – to make a hydrocarbon fuel......  ...arbon fuel... Dorner and colleagues found that using the usual co...

These drones include both aerial and surface c...  ...agle, the 45-pound aerial bot that has seen heavy use by the Marines in Iraq and Afghanistan. Kenny say...  ...R, a 15-pound UAV that Kenny says is particularly useful when working with foreign armies. “We’ve …...  ...AeroNut!] Link Previously on...

The fastest submarine in the US Navy can go only 25 to 30 knots. But the Electric Boa...  ...ectric Boat Corporation, the primary designer for US Navy submarines, is trying to design one that can reac...