Al Williams and I were talking about water rockets on the podcast the other day, and I realized that this was a perfect example of an open-ended simple project. It sounds really easy: you put some ...

Through its WET (Water-Based Electric Thrusters) Project, the University of Bologna will be developing a new electric thruster for rockets that is propelled by water being turned into plasma ...

Look for air bubbles in the water when you pump. If no, make sure the valve can open to let air through from the pump. It may be damaged or screwed shut. If the rocket does fly but not very well ...

Project, the University of Bologna will be developing a new electric thruster for rockets that is propelled by water being turned into plasma through electrolysis. While prototypes of water-powered ...