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In world's quietest room, the silence is deafening

8 years 6 months ago
If you stand in it for long enough, you start to hear your heartbeat. A ringing in your ears becomes deafening. When you move, your bones make a grinding noise. Eventually you lose your balance, because the absolute lack of reverberation sabotages your spatial awareness.

CNN Heroes: FAQ

8 years 6 months ago
CNN Heroes celebrates "everyday people changing the world," each of whom shows how one person can truly make a difference. Nominate your hero at CNNHeroes.com.
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