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James Watson and Francis Crick revealed the structure of DNA — the genetic instructions in all living things — 70 years ago in the journal Nature. Watson and Crick could not have succeeded ...

A piece that aired on NPR this week about the discovery of DNA's structure neglected to mention the significant contribution of Rosalind Franklin to that scientific milestone.

Unable to resolve the A-form structure, Franklin had decided by the middle of 1952 that it was not actually helical — she even teased Wilkins with a mock funeral notice for the crystalline DNA ...