ER's engines and aircraft are extremely well designed, allowing it to remain in service for years with little maintenance.

The P&W XA103 variable cycle engine (VCE) is currently competing with GE’s XA102 as the race heats up to build the world’s ...

A retro-futuristic space truck. A nimble crustacean on wheels. A space-age dune buggy. One will win a multibillion-dollar prize to deploy on a future NASA Artemis mission. But first, we took a ride on ...