In this video from NOVA scienceNOW, learn about a computer program that uses MRI brain scans to decipher what a person was thinking. Correspondent David Pogue, New York Times technology columnist, visits Carnegie Mellon University to find out about a mind-reading computer experiment conducted by psychologists and computer scientists. Particular areas of the brain are associated with thinking about certain words. The computer analysis identifies what object a person was thinking about based on brain scans that show the areas that were activated.
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