The Lockheed XFV Salmon was the less successful of the two designs, due mainly to the lack of a suitably powerful engine.

The VLCC Cosmo Delphinus has been at sea for months fitted with the pioneer high-powered pair of contra-rotating propellers, driven by 7UEC75LSII engine of 21,400 bhp (15,435 kW).

Unlike most jet-powered bombers of its era, the Tu-95 is powered by four massive Kuznetsov NK-12 turboprop engines. These are the most powerful turboprop engines ever built and drive contra-rotating ...

The An-22 features four Kuznetsov NK-12 engines with contra-rotating propellers, giving it both range and lifting power. The aircraft was widely used for strategic airlift in the Soviet military and ...

After debuting a number of new versions of its proprietary propeller in 2024, Sharrow Engineering has dedicated much of 2025 ...

BMW elaborated: "Even today, many people still believe that the BMW logo depicts a rotating propeller. How come? The myth of the BMW propeller came about years after the first company logo.

St. Lucie Public Schools will implement rotating metal detectors for the new school year. It’s a tool the district has already been using at sporting events and board meetings.

NASA tests a tiltwing model to advance safer, more versatile air taxis and drones for future urban and regional air mobility.

It rotates, it tracks, it looks slick – and it undercuts Ring. The Imou Doorbell 2S packs in high-end features like AI tracking, a 2K camera and a smart chime, all for under £80.