Gizmodo Monday Puzzle: Is the Coin Flip Really Fifty-Fifty?

A coin flip is the quintessence of fifty-fifty chance, but a large group of researchers recently overturned its equitable reputation. Recording a painstaking 350,000+ coin flips by hand, they found that almost 51% of tosses land with the same side facing upward as before the flip (i.e. if the coin shows heads at the…

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