There's that relief that follows when power goes out and the sound of a generator kicks on. In just a few seconds, your lights are back, your A/C and fridge are up and running, and you don't have to ...

Free-piston engine generators and linear machines represent an innovative departure from conventional rotary systems, offering high thermal efficiency and operational flexibility by eliminating the ...

It's been quite some time since we first covered the exploits of a company called LiquidPiston, and given what we've learned since then, we were quite anxious to find out what these guys are up to ...

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 ...