Valve's own photo album from The International has been updated with photos of all the teams from the previously reported photo shoot. Check them out below. We also have them arranged in a photo album ...

This valve, often called the street-side valve, is normally a rectangular nub (Photo 1). When the long side of the nub or handle is parallel to the incoming gas line, it's open and the gas is flowing.

Heart valves are thin membranes located within the chambers of the heart. They have leaflets or cusps which allow blood to flow in only one direction through the heart. There are four main valves ...