Fascinating facts you probably didn’t know about Rosalind Franklin

Born on July 25, 1920, Rosalind Franklin was an English chemist and pioneer in X-ray crystallography whose groundbreaking research was instrumental in uncovering the molecular structures of DNA, RNA, viruses, coal, and graphite.

Written by Aanya Mehta

July 28, 2026 14:00 IST

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Rosalind Franklin was a pioneering scientist whose groundbreaking research transformed our understanding of DNA, viruses, and molecular biology. Although her contributions were underappreciated during her lifetime, she is now recognised as one of the most influential figures in modern science. (wikimedia commons)

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She Captured the Famous 'Photo 51': In 1952, Franklin produced Photo 51, an X-ray diffraction image of DNA that provided crucial evidence for its double-helix structure. It became one of the most significant scientific photographs in history. (wikimedia commons)

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She Made Major Contributions Beyond DNA: After her DNA research, Franklin turned her attention to viruses. Her pioneering studies on the tobacco mosaic virus and the polio virus significantly advanced scientists' understanding of viral structures. (wikimedia commons)

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She Was an Expert in X-ray Crystallography: Franklin specialized in X-ray crystallography, a technique used to determine the structure of molecules. Her meticulous experiments set new standards for accuracy and helped unlock the architecture of complex biological materials. (wikimedia commons)

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She Earned a PhD at Just 26: Franklin studied chemistry at the University of Cambridge, graduating from Newnham College, and completed her PhD by the age of 26. She later conducted influential research in both the UK and France. (wikimedia commons)

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Her Work Was Key to Discovering DNA's Structure: Data from Franklin's research played a critical role in helping James Watson and Francis Crick develop their model of DNA. While they received the Nobel Prize in 1962, Franklin's contribution was fully recognised only years later. (wikimedia commons)

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Her life Continues to Inspire Scientists: Rosalind Franklin died of ovarian cancer in 1958, at just 37 years old. Today, laboratories, scholarships, research institutes, awards, and even a Mars rover bear her name, celebrating her lasting impact on science and inspiring generations of researchers. (wikimedia commons)