May 22, 2017 06:23 am PDT
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/M7bF3E4JgT8/what-if-every-human-ever-born.html
What if every human ever born came back to life today?
The YouTube channel RealLifeLore uses the unusual thought experiment, What if every human ever born came back to life today? as a springboard for examining world populations, historical life expectancy, and much, much more.
Original Link: http://feeds.boingboing.net/~r/boingboing/iBag/~3/M7bF3E4JgT8/what-if-every-human-ever-born.html
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