1953
Science
England
Structure of DNA
Watson, Crick, Franklin and Wilkins resolve the double helix.
Why it mattered
Heredity became a readable chemical code.
Information Age
1953
2 recorded milestones at this point in the record.
1953
Medicine
United States
Heart-lung machine
John Gibbon used cardiopulmonary bypass to repair a heart defect.
Why it mattered
Made open-heart surgery possible.
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