Practise and challenge your friends! Download the Water bottle Rockets PDF(378 Kb). Adobe Acrobat is required. SAFETY: This rocket uses air pressure to fling a bottle at high speed 20–50 metres. The ...

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 ...

There are some potentially valid criticism about the Nuclear Salt Water Rocket (NSWR). The criticisms highlight real physical constraints. A hydrogenous mixture will moderate neutrons, preventing a ...

Mitsubishi Heavy Industries Thermal Systems (MHI Thermal Systems), a unit of Mitsubishi Heavy Industries, has unveiled a monobloc air-to-water (ATW) heat pump to replace conventional boilers in ...

This stunt has lots going on: air pressure, a satisfying 'whoosh' noise, a high speed departure and a good soaking if you are standing close. It's classic science that's fun to do as a family or a ...