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Nerves of Steel
Artificial electric stimulation helps the paralyzed stand, walk, and use their hands.


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The Body Magnified
Scientists are building fantastic human amplifiers - machines that can augment the body's abilities to lift, pull, and run.


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The Heart Factory
In the quest for the most reliable artificial heart, one device offers hope.


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Smart Glasses
A legally blind man sees his grandson for the first time thanks to advanced computer and video technology that magnify surroundings.


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Mind Over Matter
Scientists harness the brain's potential to move objects with the power of thought.


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