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In 1974 a message was beamed towards the stars by the giant Arecibo telescope in Puerto Rico, a brief blast of radio waves designed to alert extraterrestrial civilizations to our existence. Of course, we don't know if such civilizations really exist. But for the past six decades a small cadre of researchers have been on a quest to find out, as part of SETI, the search for extraterrestrial intelligence. The silence from the stars is prompting some...
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"The Pentagon is the headquarters of the United States Department of Defense. It is the head of the military. But it has also come under fire for keeping mysterious secrets under wraps-including possible proof of alien life. Find out what other out-of-this-world information the government has kept hidden"--