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 ...
One of just 38 Van Veen OCR1000s ever built, this unrestored unicorn might be the rarest road bike to head to auction in 2026 ...
Once left behind due to high fuel consumption and fragile reliability, the rotary engine, long championed by Mazda, is making ...
Chinese firm Dongan Auto revives the Wankel engine, developing a lightweight prototype aimed at next-gen aerial mobility ...
Everyone generally knows about piston and rotary engines, with many a flamewar having been waged over the pros and cons of each design. The “correct” answer is thus to combine both ...
Long before Felix Wankel became synonymous with rotary engines, an inventive Hungarian-American engineer named Stephen M. Balzer secured one of the earliest patents for a rotary-powered automobile on ...
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