7 Inventions That Wouldn’t Exist If It Weren’t For Black Women

2. GPS Technology Would Not Exist Without Dr. Gladys West

Image Source: @femalequotient

Gladys Mae West is an American mathematician known for her contributions to the mathematical modelling of the shape of the earth. She also developed some other very impressive science-y stuff (the satellite geodesy models) which would eventually be incorporated into the Global Positioning System (source: Wikipedia).


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