Northwest UAV has taken their newest engine – the NW-230 multi-fuel twin-cylinder UAV engine through its initial run-in paces and is ready to introduce this phenom to the industry at AUSA in October.

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 ...

The future of carbon-neutral aviation and shipping relies not just on innovative, more efficient vehicles but also on new-generation engines that are compatible with alternative fuels. Just as ...

LiquidPiston says its new XTS-210 solves the efficiency, lubrication and fuel type issues of Wankel rotary engines. This supercharged, liquid-cooled two-stroke claims 5X the power of an equivalent ...

The two-stroke gasoline engine was once a marvel of engineering, offering up huge doses of power in small and lightweight packages. Unfortunately, gas two-strokes also burn oil by design, making them ...

Modern reciprocating engines are enabling reliable power generation while balancing renewable energy growth. Their rapid-response capabilities and multi-fuel flexibility are crucial to grid stability.

The facility for a petrol engine to run on a multitude of fuels using just one fuel tank is the next holy grail to have been achieved by automotive engine designers. However, this has not happened, as ...

Ultra Electronics' Precision Air Systems (booth 611) is showing its dual-fuel small engine, the DF 70, but sales and marketing manager Keith Scivier says he may have to change the engine's name, as it ...