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 ...

An Australian man has invented a vehicle powered by compressed air, although it’s not the world’s first, despite his claims (I’ve seen other prototypes before). However, the best part of Angelo Di ...

The provocative press release was still live in 2023, 16 years after its creation, on the Tata Motors corporate website. Dated February 5, 2007, and titled “An Engine Which Uses Air as Fuel,” the ...

Scientific American is part of Springer Nature, which owns or has commercial relations with thousands of scientific publications (many of them can be found at www ...

Air engines are a common occurrence here on Hackaday. They’re relatively novel and reasonably easy to 3D print without requiring any fluids or supporting machinery. For example, [Tom Stanton] took a ...

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 ...

Put simply, conventional supersonic engines are jet engines that are capable of reconfiguring themselves to operate at air speeds beyond Mach 1. That means shifting the flow of air and moving ...