Some days really are longer than others. And now scientists know by precisely how much. Using a laser gyroscope, scientists have measured variations in Earth’s rotation rate smaller than a millionth ...

A new tiny optical gyroscope fits on the tip of your finger and could find its way into drones and spacecraft in the future. Gyroscopes are devices that help vehicles, drones, and wearable and ...

The venerable Hubble Space Telescope is running out of gyroscopes, and when none are left, the instrument will cease to conduct meaningful science. To preserve the telescope, which has been operating ...