Martin Cooper: Developer of The Cell Phone
Martin Cooper: Developer of The Cell Phone The telephone and radio were two of the greatest inventions of the late 19th century. During the 20th …
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Hans Lippershey: Inventor of The Telescope (1570-1619)
Hans Lippershey: Inventor of The Telescope (1570-1619) Hans Lippershey is often credited with inventing the telescope because he was the first to…
Stephanie Kwolek: Inventor of Kevlar
Stephanie Kwolek: Inventor of Kevlar Sometimes when a scientist makes a discovery, its nature and usefulness are not immediately clear. This is th…