The mind-bending world of birotary engines - a hybrid of piston and rotary technology that could revolutionize aviation. But ...

Part two of the Quest for Power series breaks down rotary and radial engines, why circular layouts solved cooling and reliability, and why they also came with nasty tradeoffs. From WWI rotaries to ...

During World War II the radial engine was popular, and it was used in many fighter and bomber aircraft. Manufacturers in aviation used them because the engines deliver a ton of power for their size, ...

If you look at aircraft from the Second World War or earlier, you'll notice that many of them have engines with large frontal areas and cylinders arranged about the propeller crankshaft. This a radial ...

Once left behind due to high fuel consumption and fragile reliability, the rotary engine, long championed by Mazda, is making ...

Drag racing might not be as big in Australia as it is in the United States, but the folks Down Under run some pretty cool events and build some of the hottest dragsters out there. And it's the place ...

After more than five decades of dedicated service to the aviation industry, Covington Aircraft Engines has announced that it will officially close its renowned radial engine shop at the end of 2025.

As the automotive propulsion industry shifts toward electrification, the last-of-breed combustion engines are a stultifyingly similar bunch, focused around the same CAD-optimized 500cc cylinder ...

We think it’s likely that there are a lot of automobile or motorcycle enthusiasts — some may be reading this right now, in fact — who are always dreaming of what they’d build if only they had the time ...

EASTON — Students with a growing interest for aviation and engineering are in for a treat as Captain Hunter H. Harris of FlyAloft.com presents Radial Engines 101 on March 27 at Easton Airport. The ...