By Caitlin Schiller — 2016
Theoretical physicist Michio Kaku holds that radically enhancing your brain through science isn’t so far off. Here are some likely augmentations.
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CLEAR ALL
In 1937, a person could go to a newsstand and pick up a pack of cards for 10 cents. But these were no ordinary playing cards: They were Zener cards, developed to test one's friends for the presence of extrasensory perception, or ESP.