Researchers have discovered microplastics and nanoplastics in the human brain, reproductive organs, and other vital systems.

This film explores the complex process of human digestion, detailing how food is broken down into molecules by the digestive system. It follows the journey of food from the mouth, where it is chewed ...

The faster a child takes bites during a meal or snack, the greater risk they have for developing obesity, according to researchers in the Department of Nutritional Sciences.

Using new technology, researchers at UC Davis and Stanford University are able to study microbes and metabolism in different parts of the human digestive system for the first time. (Getty Images) Most ...