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 ...

[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.

March 6, 2009 Compressed air cars are well and truly on their way to mass production in India and America, among other places - although they seem to be taking their time. But the cheap, ...

Some folks just can’t leave well enough alone, and that often ends up being a good thing. Such is the case with this 3D-printed compressed air engine, which just keeps getting better. The design has ...