Related topics: satellite

Quantum sensors for GPS-free orientation

How can we navigate airliners or allow military vehicles to stay on course without GPS or satellite signals? This is a problem for which quantum inertial sensors offer a solution. Harnessing quantum technology, they can take ...

A new space race? China adds urgency to US return to moon

It's not just rocket fuel propelling America's first moonshot after a half-century lull. Strategic rivalry with China's ambitious space program is helping drive NASA's effort to get back into space in a bigger way, as both ...

Image: Greece battles wildfires on Lesbos island

Hundreds of residents and tourists have been evacuated from the east Aegean island of Lesbos (also known as Lesvos), Greece, after a wildfire broke out on the morning of 23 July. The fire, which has been raging near the coastal ...

US military imagines war without GPS

With GPS-guided bombs, armed drones beaming footage via satellite and spy cameras scooping up intel from the heavens, America's military machine is growing ever more reliant on space-based technology.

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