Scott Daigle, a graduate engineering student at the University of Illinois, looked at the wheelchair, then at the bicycle, and then back at the wheelchair and asked "Why not a gear system on a wheelchair?" Then he built one. More »

Read more: http://feeds.gawker.com/~r/gizmodo/full/~3/4wvoDgAQUJ4/intelliwheels-ags-shifts-the-wheelchair-into-a-higher-gear