Microsoft recently made a lot of noise over its new smartphones and tablets but it’s also got something else to shout about after creating the quietest place on the planet – a record-breaking room that’s almost as silent as the sound of air molecules colliding together.

The anechoic chamber, known as Building 87, is a state-of-the-art acoustic environment with sound absorption levels of 99-100% designed for testing audio equipment. This particular room has been measured at -20.6db.

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