In the late 1950s, archaeologists discovered a cave in the Rio Zape Valley of Mexico. There were ancient human remains in the ...
Scientists used DNA testing on 1,200-year-old feces to detect E. coli, pinworms, and Giardia in ancient Mexico, and found ...
Scientists analyzing 1,300-year-old human feces from the Cave of the Dead Children in Mexico have discovered that people ...
DNA recovered from 1,000-year-old dried feces indicates that intestinal infections from pinworm or Shingella may have plagued ...
Explorers find five-century-old Tlacotepehua fertility altar with carved bracelets and Venus symbols in a cave in Guerrero, ...
Officials said they were still trying to pin down an exact number for victims whose remains were found in the bags.