Belching out black smoke, steam locomotives (SLs) boasted an unyielding presence on Japan’s rails decades ago.

[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.

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 ...

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 ...