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.


Traffic forming, spiders' webs, the purpose of tears

November 9th, 2016

Episode 165 of 198 episodes

What are the purpose of tears? Can spiders get caught in other spiders webs? How does traffic form on the freeway?

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