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.

Website

Poltergeist phones and period cravings

October 27th, 2011

Episode 14 of 169 episodes

Why do some mobile phones ring when they are switched off? And why do many women crave chocolate just before their periods?

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