CycloKinetics, a US propellant company, has unveiled a new family of superfuels for aircraft, missiles, and rockets that ...

Why SpaceX’s giant Starship rocket is not worsening the fuel crisis — but may still raise profound climate questions.

Scientists learned early on how crucial the roll maneuver was to get astronauts to space, and NASA has been using it since the days of its earliest rockets.

Since the invention of gunpowder in China more than seven centuries ago, humans have sent cylinders soaring into the skies with the help of controlled explosions. These craft and their engines, called ...