How do jet engines start? originally appeared on Quora: the place to gain and share knowledge, empowering people to learn from others and better understand the world. Answer by Tim Morgan, Commercial ...

So, you just got back from the engine rebuilder, or perhaps that fresh crate engine just landed in your driveway. You have a lot of cash invested in your car's engine, so how do you make sure you ...

Rockets are conceptually rather simple: you put the pointy bit upwards and make sure that the bit that will go flamey points downwards before starting the engine(s). Yet how to start each rocket ...

PACCAR has patented a method for starting a vehicle’s engine that involves rotating the crankshaft while keeping the exhaust valves of the combustion chambers open before fuel injection. The engine ...

Most modern diesel engines already feature an electric start system. However, older engines often required manual starting methods such as hand cranks, kick-starts, or pull-starts, which could be ...

NIkolay Shkolnik says LiquidPiston’s X Mini rotary engine can double fuel economy, eliminate noise and vibration and reduce the size of engines by 30% to 75%. Check out the video: a four pound X Mini ...

Whether you are starting a sleek and stealthy F-22 Raptor or a 787 Dreamliner, the first main step to getting in the air is the same: You've got to get your engines going. But this isn't a car. It's ...