SynCardia Systems of Tucson, AZ, has built a bridge for patients awaiting transplants.
William Sutherling of the Huntington Medical Research Institute demonstrates how to use magnetic imaging to hunt down seizure-causing brain tissue.
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.
USC's Paul Debevec shows how to use light from the real world-and algorithms from the digital one-to render an actor's face as it would appear under any conditions.
Sarnoff shows how to turn the feeds from many surveillance cameras into a unified 3-D scene.
The Georgia Institute of Technology's devices aid those with mobility, vision, and hearing impairments.
MIT professor Karen Gleason can waterproof just about anything by coating it with an ultrathin layer of Teflon.