January 27 – The Tiny Discovery That Quietly Changed Everything

January 27 – The Tiny Discovery That Quietly Changed Everything

Published: January 27, 2026

Duration: 4:00

On January 27, 1880, Louis Pasteur presented evidence supporting germ theory, the idea that microscopic organisms cause disease. In this episode of The Strange History Podcast, Amy explores the strange true story of how bacteria were discovered as invisible threats, why the idea was initially rejected, and how one small realization transformed medicine, hygiene, and daily life forever.

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