World of Warbirds on MSN

Rotary vs radial aircraft engines, the circular powerplants that changed early aviation

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 ...
RideApart on MSN

This 100-horsepower rotary engine motorcycle was a bad idea, and that’s why it’s badass

The Van Veen OCR1000 was a rotary-powered engineering flex and one of the rarest motorcycles ever made. And now, it can be ...
Visordown

A super rare Van Veen OCR1000 is heading to auction

One of just 38 Van Veen OCR1000s ever built, this unrestored unicorn might be the rarest road bike to head to auction in 2026 ...
The News Wheel

Mazda No Longer the Only Carmaker Supporting Rotary Engine Development

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

The ultimate price Ford is paying to overhaul its business strategy

Ford and other carmakers must shift gears in their business plans away from EVs, a costly endeavor. Here is what it could ...

China Revives Rotary Engine Since Mazda Won’t

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