NASA’s laser retroreflector arrays aboard GPS III satellites enhance positioning accuracy for Earth navigation and scientific measurements by reflecting laser signals back to ground stations.

The war with Iran is laying bare the dangers posed to commercial ships and planes by the rise of GPS interference in and around conflict zones.

Atomic clocks are key for satellites being able to provide positioning data that is used for applications such as navigation ...

While there is no official confirmation about who is responsible for the widespread jamming, Iran has been suspected of ...