We are fascinated by the hybrid rocket engine which [Ben Krasnow] built and tested in his shop. It is actually using a hollow cylinder of acrylic as the fuel, with gaseous oxygen as an oxidizer.

The 58 nozzles in the intake tract are always open, dumping about 5 gallons of fuel in a 4-second run ... "The clutch is the lifeline of the car," Oberhofer says, because it regulates wheelspin ...

Thus far in our history, whether we look at steam engines, gasoline engines, or even rocket engines, all these technologies have had one thing in common: they all rely on fuel that burns in a ...

While many scientists are looking into theoretical space engines, others are focusing on the tried and true—such as plain old-fashioned engines that burn rocket fuel. In this new study ...

The Starship failure in January ended eight minutes into flight when the rocket exploded, raining debris over Caribbean islands and causing minor damage to a car in the Turks and Caicos Islands.

This story has been changed to clarify that it is the world's largest single-segment solid rocket. China says it fired up the world’s largest single-segment solid-fuel rocket engine for the ...