Why GPS Is Free
00:00 — Introduction 00:35 — Sputnik and the Sound of a Moving Satellite 01:12 — Twelve Thousand Miles Up, Carrying the Most Accurate Clock Ever Built 02:35 — A 747, a Soviet Fighter Jet, and a Speech 03:29 — The Switch That Was Lying to Everyone 04:40 — Wrap Up Sources: - How KAL007 Tragedy Gave Civilians Access to GPS: https://www.koreaherald.com/article/3162458 - Soviets Shoot Down an Airliner — Smithsonian Time and Navigation: https://timeandnavigation.si.edu/satellite-navigation/challenges-of-satellite-navigation/soviets-shoot-down-an-airliner - A Brief History of GPS — The Aerospace…
The skinny
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