Can you really stand dead silence? — thebeerbarrel.net

Earth's quietest place: The 'anechoic chamber' at Orfield Laboratories, which is 99.99 per cent sound absorbent and capable of giving you hallucinations It achieves its ultra-quietness by virtue of 3.3-foot-thick fiberglass acoustic wedges, double walls of insulated steel and foot-thick concrete. The company’s founder and president, Steven Orfield, told MailOnline: ‘We challenge people to sit in the chamber in the dark - one reporter stayed in there for 45 minutes.

Read More