Make Like a Dolphin: Learn Echolocation | Wired Science | Wired.com
http://www.wired.com/wiredscience/2009/06/echolocation/

With just a few weeks of training, you can learn to “see” objects in the dark using echolocation the same way dolphins and bats do. Ordinary people with no special skills can use tongue clicks to visualize objects by listening to the way sound echoes off their surroundings, according to acoustic experts at the University of Alcalá de Henares in Spain.

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I need to try this!!

wired = weird

Ordinary people with no special skills can use tongue clicks to visualize objects by listening to the way sound echoes off their surroundings, according to acoustic experts at the University of Alcalá de Henares in Spain.