An electronic device implanted in the eye could restore the sight of millions.
Robotics inventor Stephen Jacobsen demonstrates an exoskeleton that provides superhuman strength.
Harold Garner of the University of Texas Southwestern demonstrates his holographic projector for 3-D video displays.
Millennial Net shows how wireless sensors can enable better energy efficiency and inventory control.
MIT professor Karen Gleason can waterproof just about anything by coating it with an ultrathin layer of Teflon.
Michigan State University researcher Juyang Weng shows off his "developmental" robots, which learn the same way kids do.