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Mystery Roar Detected From Faraway Space

Posted: 1/8/2009 12:00:00 AM   Reads: 191   Submitted By:jeff   Category: Space   Source: www.foxnews.com
The roar is from the distant cosmos. Nobody knows what causes it. Of course, sound waves can’t travel in a vacuum (which is what most of space is), or at least they can’t very efficiently. But radio waves can.
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