First row of icons contains: Helicopter, Armored Tank, Vehicle Mounted Machine Gun, Military Tent, Unmanned Aerial Vehicle; Second row contains: Military Ship, Military Car, Riffle ... book page with ...

Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost ...

Combustion engines, the engines in gas-powered cars, only use a quarter of the fuel's potential energy while the rest is lost as heat through exhaust. Now, a study demonstrates how to convert exhaust ...

What We're Losing Are the People' J.J. Watt Proposes Harsh New Name for Pro Bowl Games After Wave of Opt-Outs Do You Really Need To Warm Up Your Car Before Driving It In The Cold? The JFK files ...

If you've ever ridden in a car that can park itself at the push of a button, you'll appreciate the achievement of Skyryse, which has made a fully-conforming production helicopter that can hover ...

President Trump on Friday asserted the military helicopter involved in Wednesday night’s deadly midair collision near ...

Officials want to permanently keep helicopters away from commercial jets taking off and landing at a busy Washington, D.C., airport after the deadliest U.S. aviation accident in more than two decades.

The military helicopter that collided with an American Airlines flight over Washington, DC, was flying nearly twice as high as it should have been — but the Black Hawk was not equipped with a ...

WASHINGTON – The U.S. Army helicopter that collided with an American Airlines plane killing 67 people last week had turned off an advanced surveillance system that has been hailed for making ...

Three Army soldiers, one pilot and two crew members, were killed when their helicopter crashed into a passenger airplane near Washington were practicing a plan to evacuate senior leaders in the ...