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How did Newton work out the weight of the Earth? How did Einstein predict that rays of light would be bent by the Sun? And do squirrels spontaneously combust. Dr Karl answers the questions of curious callers.
By BBC Radio 5 Live4.5
107107 ratings
How did Newton work out the weight of the Earth? How did Einstein predict that rays of light would be bent by the Sun? And do squirrels spontaneously combust. Dr Karl answers the questions of curious callers.

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