CHICAGO (CBS) -- What is the Loop in Chicago? You ask, we answer. Put most simply, the Loop is the center of the downtown area. If you ask many Chicagoans, they would likely tell you it is bounded ...

Landing a tailwheel airplane is really no different than landing a tricycle airplane, until the wheels touch down. That is because the CG in a tailwheel, or conventional gear airplane is aft (or ...

A loop recorder is an implantable EKG monitoring device. It cannot detect heart attacks or strokes. However, it can help doctors diagnose certain heart conditions to determine suitable treatments. A ...