In the late 1950s, archaeologists discovered a cave in the Rio Zape Valley of Mexico. There were ancient human remains in the ...
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1,300-year-old poop reveals pathogens plagued prehistoric people in Mexico's 'Cave of the Dead Children'
Scientists analyzing 1,300-year-old human feces from the Cave of the Dead Children in Mexico have discovered that people often dealt with nasty intestinal infections more than a millennium ago.
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