Spaces On Earth Where No One Can Hear You Scream

Look at this amazing photo above the European Space Agency issued a few days ago. It was taken in one of the agency's anechoic chambers, in the "zone of silence" as the title of the press release says. So what is an anechoic chamber? It is an echo-free room where the walls coated with special materials absorb all… »4/12/13 11:36am4/12/13 11:36am