Geraldine Hoff Doyle was a 17 year old in 1942 while she was working at the American Broach & Machine Co. when a photographer snapped a pic of her on the job. That image used by J. Howard Miller for the “We Can Do It!” poster released during World War II.
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.