Charles Drew discovered that there was a possibility of storing blood plasma for up to two months or more. An yet, it is popularly told and even transcribed in fiction, such as M*A*S*H TV series, that Drew would have died due to a refusal of a blood transfusion because of his skin color. (Read more...)
Dr. Gladys Mae West has been recognized as the mathematician who laid the groundwork to invent the GPS, due to her contributions to the mathematical modeling of the shape of the Earth and her work on the development of the satellite geodesy models that have been incorporated into the GPS system. (Read more...)
Garrett received a patent in 1923 and the rights to the invention were eventually purchased by General Electric at $40,000. This was a huge sum at the time, especially for a Black, being the son of two former slaves and aged just 46 years old. (Read more...)