Huffington Post - 6/21/13, Emily Swanson
In this Oct. 9, 2007 file photo, radio telescopes of the Allen Telescope Array are seen in Hat Creek, Calif. A new poll finds that half of Americans think alien life exists in the universe, and a quarter think aliens have vistited Earth. (AP Photo/Ben Margot, File)
We're not alone in the universe -- or so say half of Americans in a new HuffPost/YouGov poll. And a quarter of Americans think that alien visitors have come to Earth.
According to the new survey, 50 percent of Americans think that there is some form of life on other planets, while only 17 percent think that there's not. Another 33 percent said they aren't sure.
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