Steven Devor, front, developed the automated treadmill using off-the-shelf parts, including an inexpensive sonar range finder and an existing treadmill. (Photo by Jo McCulty, Courtesy of Ohio State ...

[Mike] had a bunch of disused fitness machines lying around. Being a skilled welder, he decided to take them apart and put them back together in the shape of a belt grinder. In particular, [Mike] is ...

Although treadmills do let you vary your running speed, you have to repeatedly reach down and hit the controls in order to do so. The Kickr Run offers a more natural hands-free alternative, in that it ...