Royce’s award for manufacturing turboshaft engines, parts, and installation kits, providing the power for a series of U.S.

Thanks to the ingenuity of designers and entrepreneurs, we now have the widest choice in light aircraft engines for years – and the options are growing. Part one of our survey covers engines up to ...

Is this high-revving, two-stroke, flex-fuel, 106-pound, 173-horsepower, parallel-twin engine really all it’s cut out to be?

This High-Tech Little Engine Could Herald the Return of the Two-Stroke The Alpha Otto Rev Force features forced induction, rotary exhaust valves and can run on a variety of different fuels.

The EU's Clean Aviation body has provided more detail on the two new narrowbody engine concepts it plans to fund in its second phase, readying them for service entry around 2035.

DeltaHawk is ready to release three new engines that cut emissions by as much as 40%. The Wisconsin-based company is using SAF to fuel these engines.

From pioneering two-stroke engines for vehicles and small aircraft in the post-war era to becoming a dominant force in the ultralight aircraft market in the 1970s, Hirth’s legacy is built on ...

The majority of modern cars run on a combustion engine, patented way back in 1876. Here are the different types of combustion engines and how each one works.

Airlines face their longest ever waits for engine maintenance with demand likely to peak in 2026, according to consultancy Bain, constraining carriers' growth and adding costs amid a concurrent ...

American Airlines plans to buy 100 hydrogen electric engines from clean aviation company ZeroAvia to power some of its commercial planes. The deal also includes an investment by the airline of an ...