Where to Look for Life on Mars

University of Washington Professor Roger Buick has good advice about where a new rover should look for life on the Red Planet. He also looks for the origin of life on this planet. A double helping of Emily Lakdawalla includes her Q&A on Jupiter's storms and an excerpt of her recent webcast about how the Mars Science Laboratory rover will land on Mars. Bruce Betts joins Mat Kaplan for an on location edition of What's Up, including a new space trivia contest.