Since her death in 1979, the woman who discovered what the universe is made of has not so much as received a memorial plaque or obituaries mention her greatest discovery…Everyone knows Charles Darwin discovered evolution and Albert Einstein discovered the relativity of time. But when it comes to the composition of our universe, textbooks simply say the most abundant atom in the universe is hydrogen. And no one ever wonders how we know? Cecilia Payne-Gaposchkin, a truly extraordinary woman.
Josephine Cochrane 1839-1913. When it came time to do the dishes, she really didn’t want to, so she invented a Dishwasher. Her creation had wire compartments for plates, cups and saucers. They were put inside a wheel that lay flat inside a copper boiler. A motor turned the wheel pumping hot soapy water from the bottom of the boiler over the dishes. received her first patent on the Garis-Cochran Dish-Washing Machine December 28, 1886. Her company is now called Whirlpool.
Canadian biochemist and organic chemist Maud Leonora Menten conducted work on enzyme kinetics with German-born biochemist Leonor Michaelis, leading to the Michaelis-Menten hypothesis, which explains the mechanism and velocity of reversible reactions between enzymes and their substrates.