The human small intestine is an essential organ that helps us absorb nutrients and vitamins from food. It is an average of 6 meters long and is covered with millions of villi that are separated by ...

This story is part of a series exploring human anatomy and physiology complexities. Each story in this collection showcases discoveries reshaping our understanding of the body's inner workings, ...

Tourists visiting an unfamiliar city would have a hard time finding their way around if they were using nothing but a topological map, no matter how detailed. Most tourist maps, therefore, highlight ...

Much of the food you eat is absorbed by your digestive system, which includes your stomach and your intestines. But some of what you eat makes it all the way through those twists and turns and comes ...

An image produced through Xenium analysis of mouse small intestines. Protruding “villi” stick up from the lining of the small intestine. Valley-like “crypts” fill in the gaps. LA JOLLA, CA—Your gut is ...