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 mouth starts the digestion process by breaking food down into a more easily digestible form. It does this through a combination of mechanical and chemical digestion. After people take food in ...

The digestive system serves the role of taking in nutrients, eliminating waste, and absorbing and using the nutrients we take in. The digestive system includes all the parts of your body that are ...