NARRATOR (DILLY BARLOW): Imagine you could find an explanation for everything in the Universe, from the smallest events possible to the biggest. This is the dream which has captivated the most brilliant scientists since Einstein. Now they think they may have found it. The theory is breathtaking and it has an extraordinary conclusion: that the Universe we live in is not the only one.
MICHIO KAKU (City University of New York): That there could be an infinite number of universes each with a different law of physics. Our Universe could be just one bubble floating in an ocean of other bubbles.
Part 1 of 5 – Parallel Universes – BBC Horizon
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