The Endeavor Shuttle and International Space Station astronauts had a chat May 21 with Pope Benedict XVI. They talked about science, courage, violence and world peace, and the beauty of the planet. What a great opportunity for both the scientists and the pope to share their views. Here, from NASAtv, is the 17-minute link-up. [youtube=https://www.youtube.com/watch?v=81jAmb_e1pg&w=640&h=390]Read More