Work to replace a malfunctioning computer on one of the four engines in the SLS core stage will delay its first launch to at least March, NASA announced Dec. 17. NASA/Cory Huston WASHINGTON — A ...

Engineers at the University of Washington are working on a new type of rocket engine that holds the promise of being lighter, more efficient, and simpler to make than conventional liquid-fuel rockets.

The unfortunate thing about most engine simulation software is that it costs hundreds of dollars, and is out of the realm of the average hot rodder. Now, there's an inexpensive alternative. HOT ROD ...