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Season 4 · Episode 62 · Sound

The Quietest Room on Earth

with Sven Aaltonen, anechoic chamber engineer

Oct 7, 2026 · 58 min

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About this episode

Sven builds rooms that swallow 99.99% of sound. We spend twenty minutes inside one, then ask him what silence actually does to a person.

“After ten minutes you hear your own blood. After twenty, you hear your joints.”
— Sven Aaltonen

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