After every meal, the intestines perform an action called peristalsis—moving food through their hollow interiors with coordinated contractions and relaxations of the smooth muscle. For more than a ...

Through a collaboration between Cornell and the State University of Binghamton in February, scientists found that food grade nanoparticles may potentially have detrimental effects on the function and ...

For more than a century, researchers have relied on flat sketches of sharks' digestive systems to discern how they function -- and how what they eat and excrete impacts other species in the ocean. Now ...

When parts of the small intestine are diseased or die, the treatment can involve surgically removing the affected tissue.