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.


Innies and outties, crying tears, breaking the seal.

December 4th, 2013

Episode 34 of 198 episodes

How come some bellybuttons are innies and some are outies?

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