The anechoic chamber at Orfield Laboratories in Minneapolis is the quietest place in the world, with a background noise reading of –9.4 decibels. This is so quiet that you can hear each grind, crunch, and squeak your skeleton makes. Very few people have been able to bear it for more than 45 minutes without experiencing discomfort, claustrophobia, nausea, and panic. This is … [Read more...] about The Quietest Place in the World: Inside an Anechoic Chamber