James Randi Lecture @ Caltech - Cant Prove a Negative

James Randi lecture excerpt from a 2 hour lecture at Caltech in 1992. James Randi explains why you can not prove a negative. The burden of proof is on the person presenting the claim. He then goes into an example of how you can't prove that Reindeer can fly.

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YouTube | November 5, 2009

Tags:. .burden. .caltech. .reindeer. .excerpt. .james randi