Technologistas

Top-Ten Secrets of Charles R. Drew (1904- 1950) and his Inventions

Charles R. Drew (1904-1950) was an African-American physician, surgeon, and medical researcher who made significant contributions to the field of medicine. He is best known for his development of the blood bank and his work in blood plasma research, which saved countless lives during World War II. However, there are many other lesser-known facts about this trailblazing figure that are equally…
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TOP-TEN SECRETS OF MARJORIE JOYNER (NÉE STEWART; OCTOBER 24, 1896 – DECEMBER 27, 1994) AND HER INVENTIONS

TOP-10 SECRETS YOU NEVER KNEW ABOUT NIKOLA TESLA