1. SETI Institute's Seth Shostak on Colbert Report

    On May 20th, Steven Colbert of Comedy Central’s Colbert Report hosted Seth Shostak on the show to discuss his new book, Confessions of an Alien Hunter. Seth held his own against the notoriously contrary Colbert, discussing the probability of life elsewhere in the universe, and what it means if we do – and don’t – find it.