In this video, I show you how to make a simple working model of the human respiratory system using everyday items. This hands ...

What organ has the surface area of a tennis court, expands and contracts 17,000 times every day, and contains passageways that range from centimeter-sized tubes to vessels that are narrower than the ...

3D-printed lungs made with living cells could help to improve lung disease prevention and treatment—and potentially one day offer a lab-grown option for use in organ transplants. University of ...