British physicist Brian Cox lectures on the nature of time and space, black holes, time dilation and the possibility of time travel a la Doctor Who by using experiments featuring celebrity guests, demonstrations and segments set on board the TARDIS featuring Cox and the Eleventh Doctor. Written by
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Ah, excellent. There you are. You're a bit late... or early - possibly both. It's hard to keep track of time, Prof... or should I call you "Brian".
References Doctor Who