If you're preparing to become a homeowner for the first time, you have a lot on your plate. You want to educate yourself about the process and about various operational systems inside your home ...

A big pipe carries waste from your house to the main sewer line under the street. If either becomes plugged or overloaded, sewage backs up and flows out of the lowest available drain. That’s ...

It opens due to a build-up of pressure in the right atrium, and prevents back flow of blood from the right ventricle to the right atrium. The bicuspid valve separates the left atrium and left ...