Rocket stoves are an interesting, if often overlooked, method for cooking or for generating heat. Designed to use biomass that might otherwise be wasted, such as wood, twigs, or other agricultural ...

Yes, if you were to get us on an overnight outdoor adventure, we would insist on bringing along a couple of these little disposable, self-destructing rocket stoves, if for no other reason than ...

The Lockheed AH-56 Cheyenne was set to revolutionise the design of attack helicopters, setting the benchmark for decades to come - if only politics didn't kill the program before the Cheyenne could ...