Photo: Brain Scans "Read Minds" With Surprising Accuracy



Functional magnetic resonance imaging (fMRI) technology can tell what people are thinking with startling accuracy, a February 2009 study found.

Subjects were shown two different patterns, then asked to picture one or the other.

Using fMRI brain scans, the researchers predicted—at more than 80 percent of the time—which of the two patterns each person was actively holding in memory 11 seconds later.

Image courtesy Frank Tong


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