Scientist Rosalind Franklin made the first clear X-ray images of DNA’s structure. Her work was described as the most beautiful X-ray photographs ever taken. Franklin’s ‘Photo 51’ informed Crick and Watson of DNA’s double helix structure for which they were awarded a Nobel Prize. Franklin died of ovarian cancer in 1958, aged 37, her contribution to DNA’s discovery story unacknowledged.
Margaret Hamilton, lead software engineer of the Apollo Project, stands next to the code she wrote by hand and that was used to take humanity to the moon.  55 Powerful Photos Of Women Who Changed History Forever