If you stop at an ATM along the way to grab some cash, those signals will also help the bank know your withdrawal happened after your direct deposit paycheck refreshed your finances. They’ll be a factor, too, in whether your cellphone call to your friend, or the rental agent, goes through without garbling or fading
Those signals will be coming from a GPS III satellite, the newest member of a constellation of satellites that have become a constant and intimate presence in our daily lives. With GPS III, we’re getting not just new boxes in the sky, but a series of upgrades that’ll help make the system better for all of us here on Earth
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