Tuesday, Apr 30, 2013 05:25 AM PDT | |
Today's Reuters Science News Headlines - Yahoo! News: |
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Alexander Graham Bell speaks, and 2013 hears his voice Tuesday, Apr 30, 2013 05:25 AM PDT By Deborah Zabarenko WASHINGTON (Reuters) - Nine years after he placed the first telephone call, Alexander Graham Bell tried another experiment: he recorded his voice on a wax-covered cardboard disc on April 15, 1885, and gave it an audio signature: "Hear my voice - Alexander Graham Bell." The flimsy disc was silent for 128 years as part of the Smithsonian Museum's collection of early recorded sound, until digital imaging, computer science, a hand-written transcript and a bit of archival detective work confirmed it as the only known recording of Bell's voice. ... Full Story | Top |
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