The Rotating Detonation Engine being developed by Pratt & Whitney has no moving parts, which reduces complexity and costs, and could help enable ...

A novel type of jet propulsion, a rotating detonation engine (RDE), has been successfully tested by Pratt & Whitney. The ...

The company has made changes to the vehicle, part of which blew up over the Caribbean in January during the seventh test flight. An issue during the countdown halted Monday’s launch.

When NASA sends up a rocket, one of the most dramatic visual aspects is the enormous quantity of water sprayed on the ...