[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.

A 20-year-old mastermind from Romania has built the world's first full-size Lego car, with a compressed air-powered Lego engine. It has space for two passengers and can hit a top speed of around 30 ...

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 ...