I spoke to an AT&T archivist about Alexander Graham Bell's famous transmission. Even though calls have changed, the reasons ...
On March 10, 1876 Alexander Graham Bell revolutionized the way we communicate when the first discernible human voice traveled over wire from one person to another.
Interesting Engineering on MSN
150 years of telephone: How Alexander Graham Bell’s first call changed human history
About 150 years ago, in a small, crowded laboratory, a revolutionary moment occurred when ...
Scientists suggest female frogs listen for changes in the male calls as a signal for when it's warm enough to mate.
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