Word: photograph
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...COVER: Photograph by Alex Wong--Getty Images
...COVER: Photograph for TIME by David Burnett--Contact...
...COVER: Photograph by Ghislain & Marie David de Lossy/Getty Images
After a conversation with a neuroscientist at the Albert Einstein College of Medicine, I developed a scheme. I would collect data on brain activity while love-smitten subjects performed two separate tasks: looking at a photograph of his or her beloved and looking at a "neutral" photograph of an acquaintance who generated no positive or negative romantic feelings. Meanwhile, I would use a functional magnetic resonance imaging (fMRI) machine to take pictures of the subject's brain. The fMRI machine records blood flow in the brain. It is based in part on a simple principle: brain cells that are active...
...possible in the scanner--a large, horizontal, cylindrical, cream-colored plastic tube that is open at both ends and extends from above the head to about the waist. After taking preliminary scans to establish basic brain anatomy, the 12-min. experiment started. First the subject looked at the photograph of the beloved on the screen for 30 sec. as the scanner recorded blood flow in various brain regions. Next the subject was shown a large number and asked to count backward for 40 sec. The participant then looked at the neutral photograph for 30 sec. while the brain was scanned...