Scientists used DNA testing on 1,200-year-old feces to detect E. coli, pinworms, and Giardia in ancient Mexico, and found ...

Researchers have recently unearthed coprolites, or fossilized feces, from Mexico’s ‘Cave of the Dead Children’ that date back ...

Microplastics -- tiny plastic pieces less than 5 mm in size -- are everywhere, from indoor dust to food to bottled water. So it's not surprising that scientists have detected these particles in the ...