Chemist · 1920 – 1958

Rosalind Franklin

Produced the X-ray diffraction images — notably "Photo 51" — that revealed the helical structure of DNA, and conducted pioneering research on the molecular structures of coal, viruses and nucleic acids.

Greatest Achievements

  • Captured 'Photo 51', key evidence for the DNA double helix.
  • Conducted pioneering X-ray crystallography across multiple fields.

Major Accomplishments

  • Captured 'Photo 51', key evidence for the DNA double helix.
  • Conducted pioneering X-ray crystallography across multiple fields.

Discoveries

  • Produced the X-ray diffraction images that revealed DNA's helical structure.
  • Advanced understanding of the molecular structure of viruses and coal.

Impact Analysis

Franklin's crystallography was essential to one of the greatest discoveries of modern science — the structure of DNA — and her story has become emblematic of the overlooked contributions of women in science.

Historical influence score: 85/100