One of the world's largest engines becomes a clean generator. Originally designed to burn diesel, dual-fuel, or gasoline for tankers and container ships, the Wärtsilä 31 marine engine gets a new life ...

Supersonic flight is edging back into the mainstream, but this time the race is not just about speed, it is about efficiency and emissions too. A new US UK effort to build a Mach 3 hybrid electric ...

GE Aerospace is developing a hybrid electric demonstrator engine with NASA that will embed electric motor/generators in a high-bypass commercial turbofan to supplement power during different phases of ...