An introduction to the amazing functions of the human body's digestive system. An introduction to the amazing functions of the human body's digestive system. Our continued survival as individuals and ...

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 ...

There's rarely time to write about every cool science-y story that comes our way. So this year, we're once again running a special Twelve Days of Christmas series of posts, highlighting one science ...

The National Academies of Sciences, Engineering, and Medicine are private, nonprofit institutions that provide expert advice on some of the most pressing challenges facing the nation and world. Our ...

The digestive system is a group of organs that work together to change the food you eat into the energy and nutrients your body needs. After you consume food and liquids, the digestive system breaks ...