Satellite
The Clockwork Constellation: How GPS Uses Time to Find You
·1700 words·8 mins
This blog post unravels the magic behind GPS, revealing that it’s not about maps but about ultra-precise timekeeping. It explains in simple terms how your device uses time signals from multiple satellites to find your location, then dives into the real-world engineering and mind-bending physics (like Einstein’s relativity) required to make it work, before finally unveiling the complex mathematics that powers it all.