One iconic plane, three very different engines. Unravel the mystery of the 747-400's multi-engine design and the strategic ...

Inventor Frank Will has found a system that significantly increases mileage and decreases harmful emissions. The challenge now is getting the auto industry on board. Will's engine modification system ...

Israel's Aquarius Engines this week gave the world a first look at the tiny hydrogen engine it hopes can supplant gas engine-generators and hydrogen fuel cells in future electrified vehicles. Weighing ...

[Mirslav] built this fuidyne engine himself. This is a single piston model but you won’t find any precision milled cylinders here. That’s because fluidyne engines use columns of water as the pistons.

It takes a lot of fuel to launch something into space. Sending NASA’s Space Shuttle into orbit required more than 3.5 million pounds of fuel, which is about 15 times heavier than a blue whale. But a ...