Brian Roemmele Retweeted Brian Roemmele
“I’ve heard articulate speech produced by sunlight”—Alexander Graham Bell, 1889 ---- “Preposterous" “He is mad" “Mr. Bell is a charlatan" “He heard the sun talk" “I am a professor of optics and this is not possible" ---- 100 years later we articulated speech with light...https://twitter.com/BrianRoemmele/status/1188108967152455682 …
Brian Roemmele added,
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Brian Roemmele @BrianRoemmele
Meet 1890 PhotoPhone.
Invented by Alexander Graham Bell to send his voice on waves of light.
The patent office and others thought him mad—but ultimately grated patent 235,199.
“I’ve heard a ray of the sun, laugh, cough and sing”—Alexander Graham Bel, 1889
He was a poet. pic.twitter.com/bEnXjhsdQX
8:15 AM - 26 Oct 2019
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