History 101
7.1CanceledDocumentary

History 101

Infographics and archival footage deliver bite-size history lessons on scientific breakthroughs, social movements and world-changing discoveries.

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7. Lasers

Lasers
8.0Aug 25, 2022 · 23 min

They're used for everything from entertainment to medicine — and now for weapons straight out of science fiction. Have lasers become too hot to handle?