What is Superstring Theory all About?

Here is Brian Greene, author of 'Elegant Universe,' does a good job of explaining what the basic ideas of superstring theory are, and some good graphics to try and get your head around. Keep in mind there is no experimental evidence for any of this yet, and we'll see where it goes as the accelerator in Europe, the LHC (Large Hadron Collider), ramps up to its full energy.