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 | With just 15 minutes of a barely perceptible electric current passed through the brain, scientists at the University of Oxford have succeeded in improving a persons math abilities with an effect lasting as long as six months. | |
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| Using a non-invasive method known as transcranial direct current stimulation (TDCS), the scientists passed a mild electric current through the skull into the brains parietal lobe, where numbers are processed. | |
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| I think I'll just stick to my calculator. | |
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| One way or another it is going to be electricity. | |
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