‘Big Bang machine’ fires up in France. Check out this overview of the machine http://news.bbc.co.uk/2/hi/science/nature/7543089.stm. That’s amazing.
So, with all that science, where do you put the data? You, of course, build a super-computer grid and distribute it around the world. The home page the Worldwide LHC Computing Grid describes the computer systems that support the LHC.