It promises to be an intense period of lunar science and exploration, with an unprecedented level of global participation. Planetary Society Executive Director believes it should be made official as the International Lunar Decade. He talks about the concept and a recent presentation to a UN committee in Vienna. Emily Lakdawalla says spectroscopic study from orbit is great, but there's nothing like getting your hands on some rocks. Bruce Betts and Mat Kaplan announce a new space trivia contest and welcome a special guest on What's Up: Bruce's young son.