How did quietness become a sign of quality? [Advertiser content from 3M]

Absolute silence doesn't actually exist in nature.

Even in the quietest of spaces, there’s still wind blowing, air conditioners humming, and birds chirping. But there's also a huge field of study devoted to quietness.

Go inside a Minnesota facility that's devoted to studying the science of silence and find out how silence actually became golden.

Paid content presented by 3M: https://www.vox.com/ad/17417806/history-silence-noise-headphones-anechoic-chamber

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