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 ...

Chinese firm Dongan Auto revives the Wankel engine, developing a lightweight prototype aimed at next-gen aerial mobility ...

The go-to aircraft when it comes to ridiculing Second World War German aircraft design, the Bv 141 was an extremely efficient ...

Congress won’t fund the Army’s plans to outsource training for new helicopter pilots until it sees the results of a trial ...

The European Union (EU) is to support research and technology efforts on the development of small turbofan engines for ...

The rotary internal combustion engine made most famous by Japanese car maker Mazda is set to be reborn... in China.

Park Aerospace Corp. (NYSE – PKE) announced that it plans to release its financial results for its 2026 fiscal year third ...

Parnassus Investments, an investment management company, released the “Parnassus Mid Cap Fund” third-quarter 2025 investor ...

Spotter planes can no longer directly see enemy submarines. Today, their mission is overwhelmingly acoustic—listening to ...

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

A nearly intact Geran-2, landed upright on the ground, was found with a 9K333 Verba Man-Portable Air Defense System (MANPADS) mounted on the top. A month ...