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Sign up for a CuriosityStream subscription and also get a free Nebula subscription (the streaming platform built by creators) here: http://CuriosityStream.com/wendover Watch Extremities at    / extremities   Buy a Wendover Productions t-shirt: https://standard.tv/collections/wendo... Subscribe to Half as Interesting (The other channel from Wendover Productions):    / halfasinteresting   Youtube:    / wendoverproductions   Instagram:   / sam.from.wendover   Twitter:   / wendoverpro   Sponsorship Enquiries: wendover@standard.tv Other emails: sam@wendover.productions Reddit:   / wendoverproductions   Writing by Sam Denby Editing by Alexander Williard Animation by Josh Sherrington Sound by Graham Haerther Thumbnail by Simon Buckmaster [1] https://academo.org/demos/wavelength-... [2] https://www.tutorialspoint.com/digita... [3]    • 3 Modulation   [4] https://wireless.fcc.gov/auctions/dat... Select footage courtesy Getty and AP; Select imagery courtesy Geolayers; Select music courtesy Epidemic sound