Sähköä aivoihin jaloista

Scientists discover way to reverse loss of memory - Sähköä tarvitaan lisää aivoissa...

Electrodes were pushed into the man's brain and stimulated with an electric current. Instead of losing appetite, the patient instead had an intense experience of déjà vu. He recalled, in intricate detail, a scene from 30 years earlier. More tests showed his ability to learn was dramatically improved when the current was switched on and his brain stimulated.

Biomechanical Energy Harvester - ...ja sähköä saadaan lisää kävelemällä.

And although it took a bit more effort to swing the added weight of the brace--the prototype weighs 1.6 kg--the walkers didn't have to work harder when the power-harvesting mechanism was turned on. The amount of oxygen they consumed--a measure of metabolism and effort--didn't increase. "Our generator actually helps your muscles out," says Donelan, "by decelerating your limbs for you."

YouTube: Aubrey de Greyn pikavisiitti The Colbert Reportissa.