Episode

Dr Karl on triplej

ABC Science

Science & Medicine

Join Dr Karl Kruszelnicki, Zan Rowe and their scientific guests, with a bunch of curious triplej listeners for a weekly injection of science, myth-bashing and answers! Thursdays from 11am EST.

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Innies and outties, crying tears, breaking the seal.

December 4th, 2013

Episode 34 of 168 episodes

How come some bellybuttons are innies and some are outies?

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