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"Old and New Ignorance" (April 26, 2026)

L0006856 "A Theatrical Chymist". Credit: Wellcome Library, London. Wellcome Images images@wellcome.ac.uk http://wellcomeimages.org "A Theatrical Chymist". A nonymous etching representing Charles John Kean. Etching 19th century Published: - Copyrighted work available under Creative Commons Attribution only licence CC BY 4.0 http://creativecommons.org/licenses/by/4.0/
Thomas Rowlandson
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Wellcome Collection
L0006856 "A Theatrical Chymist". Credit: Wellcome Library, London. Wellcome Images images@wellcome.ac.uk http://wellcomeimages.org "A Theatrical Chymist". A nonymous etching representing Charles John Kean. Etching 19th century Published: - Copyrighted work available under Creative Commons Attribution only licence CC BY 4.0 http://creativecommons.org/licenses/by/4.0/

Someday, our way of thinking will be "old".

Shep collects old textbooks. In this program from April 26, 1976, he reads excerpts from a science book published in 1850. And while his listeners might chuckle at some of the "facts", he reminds them our current textbooks will be laughed at in a hundred years.

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