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The Accident That Changed the World
Video

The Accident That Changed the World

The Accident That Changed the World
Video

The Accident That Changed the World

Credit: TED-Ed, YouTube

In 1928, scientist Alexander Fleming returned to his lab and found something unexpected: a colony of mold growing on a Petri dish he’d forgotten to place in his incubator. And around this colony of mold was a zone completely and surprisingly clear of bacteria.

What was this mysterious phenomenon? Allison Ramsey and Mary Staicu detail the discovery of penicillin and how it transformed medicine.

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