If the deep laws of the universe had been ever so slightly different human beings wouldn't, and couldn't, exist. All explanations of this exquisite fine-tuning, obvious and not-so-obvious, have problems or complexities. Natural or supernatural, that is the question. Click here to watch more interviews with Roger Penrose: Click here to watch more interviews on a fine-tuned universe: Click here to buy episodes or complete seasons of Closer To Truth: For all of our video interviews please visit us at
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