Add Yahoo as a preferred source to see more of our stories on Google. When you decide to build a homemade, liquid-propane-powered pulse jet engine in your garage, a few noise complaints are to be ...

A YouTuber builds a pulse jet engine from sheet metal and mounts it on a swing that spins in full circles on his bush ...

A Sydney maker builds a boat powered by two homemade pulse jet engines and tests it on the water until one engine burns out ...

The real engineering headache wasn't the fire, the failed augmentor experiments, or the welding done after drinking an entire box of wine. It was getting two pulse jets to run simultaneously without ...