Archive: 26/07/2011

One-way transmission system for sound waves

While many hotel rooms, recording studios, and even some homes are built with materials to help absorb or reflect sound, mechanisms to truly control the direction of sound waves are still in their infancy. However, researchers ...

dateJul 26, 2011 in General Physics
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Pentagon shutting down TroopTube

The US military is surrendering to YouTube. Less than three years after its launch, the Pentagon is shutting down TroopTube, a video-sharing site set up for US soldiers and their families.

dateJul 26, 2011 in Internet
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