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Relics, replicas and commemorations.

Soraya de Chadarevian1

  • 1Department of History and Philosophy of Science, University of Cambridge, Free School Lane, CB2 3RH, Cambridge, UK.

Endeavour
|June 12, 2003
PubMed
Summary
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The original 1953 DNA double helix model is lost, with fragments resurfacing over time. A replica incorporating original parts now serves as a key scientific icon.

Area of Science:

  • Molecular Biology
  • History of Science

Background:

  • The iconic 1953 DNA double helix model by Watson and Crick was constructed at the Cavendish Laboratory.
  • Several replicas exist, but the whereabouts of the original model have been a subject of historical inquiry.

Observation:

  • The original model was soon superseded by improved versions and eventually fell into disrepair and was disassembled.
  • Fragments of the original model resurfaced decades later, prompting renewed interest in its provenance.

Findings:

  • A replica incorporating some original parts was commissioned by the Science Museum, London, becoming a significant artifact.
  • This replica is considered the closest representation of the original structure and has served as a prototype for further copies.

Implications:

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  • The DNA model's transition from a scientific tool to a cultural icon highlights the evolving perception of scientific heritage.
  • The continued appearance of purported original fragments underscores the enduring fascination with this pivotal scientific artifact.