What would you do if you found some glasses that had the ability to see easily through wood, metal, flesh and organs? Sell them? Use them to pull off lucrative gambling stunts? Stare for hours on end at passers-by and laugh? Colin says he'll try to analyse the property of the lenses involved and use it to manufacture cheap X-ray equipment to help doctors in developing countries, but it's OK if you don't want to do that.