[Applause] There is one thing humans have always been doing and that is the thing that has been driving our curiosity to discover our world. It's a really simple term and it's one that can not only help us discover what the universe made up of, but also what the world that is around us is created from. You can see it on the picture and you can also see it in this demonstration.It's just banging rocks together. The question is, what can it help us discover. If we're trying to think about what the universe is ...