There wasn’t a throttle on this rocket, the clutch lever was modified to simply open the valve and let the rider hold on until the water ran out. The front brake seemed to be intact, thank goodness.

[KoD] and [Navic] are building solid propellant motors using sugar and potassium nitrate. They cook up the two ingredients along with water and a bonding agent. They find that corn syrup is ...

When water is heated by an electric current ... In fact, a 1969 prototype rocket engine developed at the Glenn Research Center was said to have “advantages over more conventional control ...

Investigating air and water resistance ... that will propel the Bloodhound Supersonic car to 1000 mph, a jet engine and a rocket engine.

China says it fired up the world’s largest single-segment solid-fuel rocket engine for the first time, at a ground testing facility in the country’s northwest on Tuesday. The rocket’s 3.5 ...