I love the way they did the electromagnetic catapult. https://en.wikipedia.org/wiki/Electromagnetic_Aircraft_Launch_System https://en.wikipedia.org/wiki/Electr

I love the way they did the electromagnetic catapult. https://en.wikipedia.org/wiki/Electromagnetic_Aircraft_Launch_System https://en.wikipedia.org/wiki/Electromagnetic_Aircraft_Launc... Basically they spin up flywheels that then dump their kinetic energy back into electric power as the catapult is released. And it allows them to finely adjust the speed of the catapult depending on the kind of aircraft they are launching.