[Tom Stanton] has been experimenting with compressed air motors on model aircraft for a good few years, but keeping them aloft (and intact) for more than a few seconds has proven a tough nut to crack.

Volvo has put a new spin on the turbocharged engine. The 2.0-liter 4-cylinder diesel motor in its upcoming S90 sedan doesn’t just use a turbocharger to compress air into the cylinders for increased ...

September 15, 2004There is no other motor as efficient as the Di Pietro Rotary Air Engine. It is 100% more efficient than any other air powered engine built to date and its high torque makes it the ...

Scuderi has now released results of a computer simulation of its compressed air engine against a European economy-class engine of comparable power. The compressed air hybrid achieved a fuel economy ...

After a half century of R&D, the turbine jet engine is now more powerful, efficient, and relatively quiet. Development has also pushed the envelope in one other dimension: jet engines are getting ...

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Compressed air isn’t really a practical form of energy storage for headline uses like transport or heating, but it’s a fun thing to tinker with at the small scale. [Tom Stanton] is plenty experienced ...