Engineers at UC Davis have built a remarkable device that creates power at night by tapping into something we rarely think about: the vast cold of outer space. Using a special type of Stirling engine, ...

Landspace tests 220-ton methane engine for future heavy-lift launchers Chinese launch startup Landspace says it has completed a long-duration full-system hot-fire test of its new 220-ton-class methane ...

NASA is getting ready to launch its massive, fully expendable rocket for the first crewed flight to the Moon since Apollo. The agency’s new era of spaceflight comes with a few parts from its past, ...