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Seth Shostak

(Image: Timothy Archibald)

Watch a video about the Allen Telescope Array, the new telescope being used to hunt aliens

Are we alone in the universe? Astronomer Seth Shostak has dedicated his career to trying to find out, with the Search for Extraterrestrial Intelligence project. Shostak talked to Barry DiGregorio about why he’s sure that intelligent aliens exist, the powerful new telescope that will help in the hunt, and what he would do if he detected a signal from ET

Why do you think intelligent extraterrestrials exist?

To believe that they don’t exist requires positing that what’s happened…

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