We’ve got to say the force with which the jaws close around the bottle flange is a bit scary ... Perhaps it could even launch a two-stage water rocket?

Three NASA-funded rockets are set to launch from Poker Flat Research Range in Fairbanks, Alaska, in an experiment that seeks ...

Once the bottle is empty of water, its flight starts to slow. If the rocket doesn't fly at all, check two things: Is water escaping from the bottle? Look around the cork to check if it's sealing ...

This piece of engineering is so simple and elegant, you’ll want to build a pretty serious water ... your rocket. The main portion of the build is made out of plastic soda bottles (2 liter ...