A quantum sensor using Earth's magnetic fields outperformed standard GPS backups in test flights. This technology could help ...

QGGPf is a gradiometer, an instrument that measures variations in Earth's gravity by comparing the acceleration at which two nearby objects (called test masses) fall.

Amid rising concern about the vulnerability of GPS navigation signals to jamming - based on observations from Ukraine and the ...

NASA and partners are building the first quantum gravity sensor for space, a breakthrough instrument that uses ultra-cold ...

Garmin's eTrex Solar GPS tracker delivers impressive battery life, broad GNSS coverage, and a budget-friendly price tag.