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 small intestine occupies the majority of the space of the abdominal cavity. This 21-foot long tube is where the bulk of digestion occurs. The small intestine breaks down fats, starches, and ...

Researchers uncover the surprisingly complex evolutionary history of the salivary protein amylase. Historically, the similarity between AMY1 copies has made this stretch of the genome difficult to map ...