A new vehicle powered by a single horse

Good thing Portland kept all of those old-timey horse rings on city sidewalks. Iranian inventor Abdolhadi Mirhejazi has unveiled his Naturmobil -- "the ultimate environmentally friendly vehicle" powered by ... wait for it ... a single horse on a treadmill. Mirhejazi says his high-breed creation travels on paved roads at a top speed of about 50 mph, with the treadmill charging batteries for when Flicka needs a break...read more