Rensselaer Students Recognized for Innovative Ideas To "Change the World"
A floor-mounted cane that may help the elderly avoid falls, an inexpensive portable device that can separate gold and silt without the use of chemicals, an electronic prescription pad, and a technique to manufacture environmentally safe plush animals on a large scale are among the winning ideas in the fall 2009 Change the World Challenge contest at Rensselaer Polytechnic Institute.