This video explains the key differences between steam and electromagnetic catapults on aircraft carriers and why the U.S.

The EMALS is an electromagnetic catapult that relies upon a linear induction motor, rather than a traditional steam piston, to launch aircraft. The linear induction motor, as the name implies, uses ...

President Trump said many of the latest technological upgrades on naval ships are "change for the sake of changing," and he's going to order a return to using hydraulics and steam -- and the audience ...

China’s Fujian carrier has successfully developed electromagnetic catapults—leapfrogging the US Navy, which mostly uses steam-powered catapults and has struggled to implement electromagnetic ones.