As the heart muscle contracts, it propels the blood out into the vascular system. The heart’s chambers and valves are arranged to direct the flow of the blood as the heart beats. The heart has two ...

ATLANTA -- A little more than 14 months since making his first career start, Spencer Strider has already twice secured a 200-strikeout season quicker than anybody else in MLB history. Strider broke ...

Progress continues on the Downtown Tempe Streetscape Improvement Project, which aims to revitalize the Mill Avenue corridor, as city council recently awarded and ratified construction contracts ...