A BBC horizon documentary which aims to answer a fundamental question: What is reality? Surely this is obvious but when you think about it, it is not as there is a strange world which underlays the normal, physical reality. The world of quantum. We still know very little about the quantum world but, in this documentary the evidence from a number of different theories including the holographic principal are brought together revealing some interesting answers.

Category Science Presenter bbc Year 2011 Watch time 00:58:12