Tinka Nichols
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Did you know… The Touch-Tone Telephone was invented by Dr. Shirley Ann Jackson. Jackson was the first Black American woman to earn a doctorate in nuclear physics at MIT and her experiments led to invention of the fiber-optic cable, caller I.D, portable fax and more.
07:56 PM - Feb 18, 2023
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Poscott
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In response to Tinka Nichols.
No I did not know; thank you for sharing.
07:46 PM - Jul 18, 2023
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Paul Schneeman
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In response to Tinka Nichols.
Amazing!
11:53 PM - Feb 19, 2023
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J Leep
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In response to Tinka Nichols.
She was also the President of my alma mater, Rensselaer Polytechnic Institute (RPI).
09:57 PM - Feb 18, 2023
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