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in 1880 Alexander Graham Bell and his assistant Charles Sumner Tainter created a very early precursor to fiber-optic communications, the Photophone, a device allowed for the transmission of sound on a beam of light.

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Fun Fact: in 1880 Alexander Graham Bell and his assistant Charles Sumner Tainter created a very early precursor to fiber-optic communications, the Photophone, a device allowed for the transmission of sound on a beam of light.

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