Technology group Wärtsilä has introduced its NextDF technology for a third engine, the Wärtsilä 46TS-DF dual-fuel engine. While operating on liquefied natural gas (LNG), the Wärtsilä 46TS-DF engine ...

A team of researchers from the Federal University of Technology Owerri in Nigeria has highlighted a promising new way to cut diesel engine pollution without sacrificing performance. Their review of ...

Forbes contributors publish independent expert analyses and insights. I am a professor at Cal State LA and the technical director for the Hydrogen Research and Fueling Facility. We go for better ...

Automatic engine stop‑start was pitched as a clever way to trim emissions and fuel bills without changing how people drive. A ...

ANAHEIM, Calif. — Manufacturers said hydrogen internal combustion engines and hydrogen fuel cell technology both have a role to play in the alternative-fuels market, and commonalities among hydrogen, ...

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.

Marine technology firm Wartsila has been selected to supply an engine suitable for conversion to run on alternative marine fuels for a new Allseas Group vessel. The semi-submersible heavy transport ...

Smaller, more powerful and fuel-efficient engines don’t seem to have great long term reliability. Engine recalls from major automakers such as GM, Toyota and Honda have cost billions of dollars. Moves ...

WASHINGTON – LiquidPiston, supported by Army innovation programs, is poised to transform the U.S. Army’s capabilities as the company delivers compact, heavy-fuel-capable rotary engines and hybrid ...