Science & Medicine
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From the ground breaking and life saving to the wacky and implausible, Dr Karl Kruszelnicki reveals some of the best moments in science.
December 9th, 2013
Episode 1 of 121 episodes
Gold originally came from exploding stars, but there are many layers to the story of how this precious metal found its way into eucalyptus trees. Dr Karl unearths more golden nuggets of geochemistry.
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