Technologistas

Top-Ten Secrets of Percy Julian (1899-1975) and his Inventions

Percy Julian (1899-1975) was a pioneering African American chemist whose contributions to the field of organic chemistry revolutionized medicine, industry, and agriculture. Despite facing numerous obstacles as a person of color during his lifetime, Julian persevered to become one of the most prominent chemists of the 20th century, earning over 130 patents for his inventions and being awarded…
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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