The film discusses various types of engines that utilize heat energy for operation. It explains steam engines, which are reciprocating external combustion engines, and compares them to internal ...

Engines such as automobiles and airplanes, vehicles and machines around the world are equipped with engines that generate power. Ever since the first steam engine was invented in the mid 1600's, ...

Air enters a small reverse-flow core at the rear of the engine, powering the fan and then exiting via an evaporator, condenser and water separator. Credit: Pratt & Whitney Hydrogen fuel may offer ...