Check out this film man, I'm not a cancer survivor but it seems like a more honest tale of someone battling cancer than any other I've seen. It's a really nice film too. The main guy thinks about...
It's the Large Haydron Collider. The particle accelerator where they basically recreate the conditions just after the big bang by smashing sub atomic particles together.
People probably don't realise that it would take quite a few hits before he would be dead, you would literally have to cave his head in to kill him. The human body is far more resilient than it is...