Awesome Inventions by African Americans

Awesome Inventions by African Americans

Who invented microphones, PCs, and video game consoles? In honor of Black History Month, Hank talks about some African Americans scientist/inventors who’ve helped make all our lives more awesome.

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Sources:
http://www.usnews.com/usnews/culture/articles/000103/archive_034033.htm
http://www.math.buffalo.edu/mad/computer-science/dean_mark.html
http://www.invent.org/hall_of_fame/38.html
http://www.black-inventor.com/Dr-Mark-Dean.asp
http://www.jhu.edu/jhumag/0903web/west.html

http://en.wikipedia.org/wiki/Jerry_Lawson_(engineer)
Images:
http://en.wikipedia.org/wiki/File:James_West.JPG
http://domino.watson.ibm.com/comm/research_people.nsf/pages/dean.index.html
http://en.wikipedia.org/wiki/File:Fairchild-Channel-F.png

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