These Weird Historical Trends Probably Wouldn't Catch On Today

PET Scans

Forget everything you know about PET scans because while this medical device is still very much in use, it no longer looks as terrifying as it once did. Developed at the Brookhaven National Laboratory in Long Island, New York, this standardized device came wrapped in metal and wires that would make anyone uneasy. Scientists today keep these wires well concealed. 

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The More You Know

  • The chance of a coin landing heads-up is not 50-50
  • More people are bitten each year by New Yorkers than by sharks.
  • But the loudest animal relative to its size is a water bug.
  • You're more likely to become President than you are to win the lottery.
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