The electric motor might carry the hype banner at the moment, but some minds remain convinced that there's plenty of innovation left to be extracted from internal combustion. AIE is one of the rotary ...

Not every engine has a set of pistons that move up and down in a cylinder. The Wankel, or rotary engine, delivers its power with rotational force rather than a reciprocating mass that hammers out ...

LiquidPiston is testing a 10-kW generator it's prototyped for the US military, which it claims is just a quarter of the size and weight of the current model the Army uses. That means it'll be far ...

At Old Rhinebeck Airdrome in Red Hook, New York, sits one of the premier collections of vintage aircraft in the United States. Director of Maintenance Mark Mondello is one of the key people ...

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 ...