The Mind's Eye Scans Like A Spotlight

Researchers at MIT's Picower Institute for Learning and Memory say you are more likely to scan the room, jumping from face to face as you search for your friend.

In addition, the timing of these jumps appears to be determined by waves of activity in the brain that act as a clock.

The study, which appears in the Aug. 13 issue of the journal Neuron, sheds new light on a long-standing debate among neuroscientists over how the visual system picks out an object of interest in a complex scene.

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