Gum chewing independently arose across different cultures and regions at different times, says Jennifer Mathews, an anthropologist at Trinity University in San Antonio, Texas. In Mexico, for instance, ...

You may have another culprit to consider: It’s gum, according to a new pilot study that found chewing just one piece can release hundreds to thousands of microplastics into saliva. The study is ...

According to a pilot study presented during the American Chemical Society’s spring meeting, a single piece of chewing gum is liable to release hundreds of polymer particles into our mouths.