Let's say you want to do an EV retrofit, but you've considered including a small gas engine as a range extender. Horse ...

LiquidPiston's XTS-210 rotary engine is about the size of a basketball but could replace generator engines several times larger. A Connecticut-based company is on contract with the Army and Air Force ...

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 ...

Automotive supplier Horse Powertrain continues to push the next generation of plug-and-play range-extended hybrid solutions. Sized "no larger than a briefcase," the all-new C15 four-cylinder ...

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 ...