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Newt's World
Newt's World

Episode 1020: Greatest American Inventions — The Polio Vaccine

Aug 1, 2026 · 6m
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✨ AI Summary
  • Newt recounts the development of the polio vaccine.
  • Dr. Jonas Salk created a killed-virus vaccine.
  • He famously refused to patent it, prioritizing humanity.

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