An examination of the thirst for knowledge by the likes of Albert Einstein and Werner Heisenberg.

Professor Jim Al-Khalili shows how, in the quest to understand the tiny atom, the mystery of how the universe was created was unraveled; it's a story with dramatic twists and turns, taking in world-changing discoveries.

Al-Khalili shows how the world we think we know turns out to be a tiny sliver of an infinitely weirder universe than which we could have conceived.