The Origins Podcast with Lawrence Krauss cover image

Richard Dawkins: From Selfish Gene to Flights of Fancy

The Origins Podcast with Lawrence Krauss

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Sailboats - The Principle of Squeezing an Orange Pip

If you stick your hand out of a car window, and you tilt your hand slightly upwards, you feel it being pushed upwards. That's the newtonian principle that causes boats to work right. It's likely the principle of squeezing an orange pip, isnti? You are being squeezed between the wind and the sea. Fili: Why does the air have to move faster above than below? And why do molecules need to travel so fast in order for them to catch up with each other at all? He says if there was a vacuum around him he would be able to control his body more easily.

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