Yes, horses! ANCHORAGE,  Alaska;  Braunschweig,  Germany–– A German immunologist, funded by People for the Ethical Treatment of Animals,  has reportedly made a scientific discovery that may scratch horses from the substance of the Iditarod serum run legend. Horses in the Iditarod Trail Race,  the 938-mile world’s most famous and most controversial dog sled race? Yes, […]