The Magnus effect is a particular manifestation of Bernoulli's theorem: fluid pressure decreases at points where the speed of the fluid increases. In the case of a ball spinning through the air, the turning ball drags some of the air around with it.Watch:https://www.youtube.com/watch?v=QtP_bh2lMXc
Article:http://io9.com/the-magnus-effect-is-why-a-ball-with-a-bit-of-backspin-1718092647
Article:http://io9.com/the-magnus-effect-is-why-a-ball-with-a-bit-of-backspin-1718092647
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