A normal Wankel has a triangle rotor spinning in a peanut-shaped housing. Liquid Piston flips that; now the peanut rotor spins inside a triangle housing. That small change makes a big difference. The ...

Development of compact, efficient rotary internal-combustion engines able to run on jet fuel has been boosted by U.S. Army contracts to advance the technology for unmanned-aircraft propulsion and ...

The developer of a line of advanced rotary diesel and multi-fuel internal combustion engines is expanding into the renewable energy game. LiquidPiston's X-Engine, which we've covered previously and is ...

One of the main reasons people invest in technology firms is that they often forward radical new innovations. But in the case of LiquidPiston, the advancements are more nuanced. Here, the company ...

Bloomfield-based LiquidPiston Inc., a technology startup that makes rotary combustion engines, has entered into a $9 million agreement with the U.S. Army to design, build and demonstrate a ...