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| Name | History of the Telephone | I Didn't Know That |
| Video Uploader | Video From National Geographic |
| Upload Date | This Video Uploaded At 19-06-2012 18:00:09 |
| Video Discription | Richard Ambrose explores the history of the telephone. The technology that founded the telephone system consisted of a string and cup. It has radically evolved through fiber optic and computer technology. ➡ Subscribe: http://bit.ly/NatGeoSubscribe About I Didn't Know That: Two industrial scientists, Richard Ambrose and Jonny Phillips, explain the science behind everyday life... from microwave ovens to beating a lie detector. Get More National Geographic: Official Site: http://bit.ly/NatGeoOfficialSite Facebook: http://bit.ly/FBNatGeo Twitter: http://bit.ly/NatGeoTwitter Instagram: http://bit.ly/NatGeoInsta About National Geographic: National Geographic is the world's premium destination for science, exploration, and adventure. Through their world-class scientists, photographers, journalists, and filmmakers, Nat Geo gets you closer to the stories that matter and past the edge of what's possible. History of the Telephone | I Didn't Know That https://youtu.be/qWUP9EigdjY National Geographic https://www.youtube.com/natgeo [qWUP9EigdjY] |
| Category | Entertainment |
| Tags | i didn't know that | richard ambrose | strange | odd | fact | little-known | science | cool | telephone | phone | smart phone | technology | history | national geographic | nat geo | natgeo | animals | wildlife | explore | discover | survival | nature | documentary |
