On This Episode
Director, Space Science and Engineering Division for Southwest Research Institute
Scott Bolton tells us about his new mission to the solar system's largest planet, where it may discover how our own and other worlds formed. Bill Nye smells gas, natural gas plumes on Mars that may mean life. Emily Lakdawalla finds iridium in asteroids. Bruce Betts and Mat Kaplan party under the night sky, with a new What's Up space trivia contest.