Japan’s H3 rocket lifted off for its seventh mission on Sunday, but an engine failure foiled its attempt to insert a navigation satellite in geostationary orbit. Japan Aerospace Exploration Agency ...

When oil starts to leak, engine damage quickly follows and the motor won’t survive for very long. But what’s different today is how quickly that situation escalates, as modern engines rely heavily on ...

On paper, Nissan's variable-compression turbocharged engine should have been pretty awesome. Since it could change its compression ratio on the fly, it promised the power of a bigger engine when you ...