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 ...

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 ...

The dual-thrust concept is an interesting one, and is well explained by fellow YouTube channel [Air Command Rockets]. The basic idea is to use several chambers on the water rocket, one which ...

Other heat sources would be even cheaper. Michely has tested his hot-water rocket only on the ground, but he thinks it has a bright future in the air, both for horizontally and vertically launched ...

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 ...

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 ...