The European X-ray Free Electron Laser recently came online as the biggest and brightest source of X-rays on planet Earth. This will allow chemists to do groundbreaking research, but with great science comes great responsibility. In our latest Stereo Chemistry podcast, C&EN contributing editor Mark Peplow visits the X-ray facility to learn about its growing pains, its staff’s unique approach to keeping it running, and some of its early successes. “Kitty In The Window” by Podington Bear is licensed under a Attribution-NonCommercial 3.0 International License. http://freemusicarchive.org/music/Podington_Bear/Said_Lion_To_Lamb_Box_Set_Disc_3/Kitty_In_The_Window “The Confrontation” by Podington Bear is licensed under CC BY-NC 3.0. http://freemusicarchive.org/music/Podington_Bear/Passages/The_Confrontation “Gerald's Place” by Raleigh Moncrief is licensed under CC BY-NC 3.0. http://freemusicarchive.org/music/Raleigh_Moncrief/Vitamins_EP/Raleigh_Moncrief_-_Vitamins_EP_-_06_Geralds_Place Matt stands by his awful William Lawrence Bragg pun, but does feel conflicted over not including William Henry Bragg, Max von Laue, photographic plates, and other important players in the history of X-ray crystallography.