An in-depth look at the American Heritage Museum's restoration of PBY-5A Catalina BuNo 2459, the world's oldest flying ...

From massive price cuts at Polestar to the return of the U-engine, these are the biggest stories in car news today.

On April 14, 1945, U-1206 prowled 200 feet under the North Sea, limping on batteries while the crew fought engine problems in ...

With fifth-generation submarines on the horizon, their technology has come a long way. Ultra-advanced subs of today use ...

Current operations focus on stopping boats with lethal force, but the Pentagon has plenty of tactics and technology to stop ...