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A Brain-Boosting Prosthesis Moves From Rats to Humans

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Digital brain

An algorithm tailored to individual brain activity shows it can boost memory with electrical zaps.

Credit: Getty Images

The shape on the screen appears only briefly—just long enough for the test subject to commit it to memory. At the same time, an electrical signal snakes past the bony perimeter of her skull, down through a warm layer of gray matter toward a batch of electrodes near the center of her brain.

From Wired
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