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Acoustics

Why the room is an instrument.

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10:01

Ernst Mach

Mach didn’t discover relativity — he photographed shock waves and mapped how your inner ear keeps you upright.
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10:52

Jing Fang

A Han dynasty mathematician calculated musical temperaments to 0.0145-cent precision — and declared the Moon a mirror centuries before Europe.

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11:00

Abdus Salam

Salam didn’t discover a particle — he built the grammar that lets physicists speak about weak and electromagnetic forces as one thing.