Watson and Crick 11 And Over DNA Learn more about the double helix DNA structure and the work undertaken by James Watson and Francis Crick… or was it? With thanks to the University of St Andrews Public Engagement. Find more Microbes and mates What do you think of this content? GreatVery goodOKNot very goodPoor Tell us more Rosalind Franklin Francis Crick and James Watson are credited with discovering the double helix structure of DNA – but was it really them who discovered it? Rosalind Franklin was carrying out this work years before… DNA extraction from strawberries What is DNA? Where do you find it? Find out how we can extract DNA from fruit in this video.