Spontaneous rhythmic contractions of the intestinal tract, also known as peristalsis, play an important role in enabling healthy gut function in the vast majority of living organisms. This intrinsic ...

Shark intestines have a unique spiral shape that favors fluid flow in one direction. By learning about how this works, physicists hope to apply the principles to robotics and other applications ...

In 1920, Serbian-born inventor Nikola Tesla designed and patented what he called a “valvular conduit”: a pipe whose internal design ensures that a fluid will flow in one preferred direction, with no ...

Intestinal worms are organisms that feed off the human body. Tapeworm, hookworm, pinworm, and other types of worms affect the body in different ways. A person may notice worms in stool. Types of ...

Sharks have spiral-shaped intestines that work in a similar way to an unusual valve designed by Nikola Tesla. Studying their anatomy could help improve industrial fluid-pump technology. Most animals ...

A blood clot, or thrombus, is a collection of blood cells that forms inside a blood vessel, impeding blood flow. Rarely, a blood clot may form in the abdomen. Doctors refer to this as mesenteric ...