- Health ## 'She knew she had something really important on her hands': Rosalind Franklin figured out DNA's helical structure before Watson and Crick, study suggests Rosalind Franklin knew about DNA's helical structure ahead of Watson and Crick, a new study of her photos and notes reveals. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. - Copy link - Facebook - Reddit - Pinterest - Flipboard Rosalind Franklin, whose photographs of the molecular structure of DNA led to a 1962 Nobel Prize for three other scientists, knew that her famous…