Many important flight instruments are built around spinning gyroscopes, whose “rigidity in space” makes them try to keep pointing in a fixed direction. An instrument hitched to one or more of these ...

Ninety years ago today, on March 28, 1935, the first gyroscopically-stabilized liquid-fueled rocket was launched. The event marked a milestone in the evolution of aeronautics, laying the groundwork ...

Cosmic rays are high-energy particles that constantly bombard Earth from space and are influenced by the sun's magnetic ...