We all love GPS. The Global Positioning System helps us navigate across country and across town, and it also shows us where our rideshare car is, or how far away our food delivery driver is. Take a look at what space science makes it work, and why it can still provide your coordinates even if you're miles away from any phone or data signal or Wi-Fi.  Follow Cosmic Coffee Time on Twitter for some special content twitter.com/CosmicCoffTimeYou can request a topic for the show! Or even just say hi!We'd love to hear from you.Email us!cosmiccoffeetime@gmail.com