Manuela Callari in Smithsonian:
Beneath the tight fabric compressing my skull like a swimming cap, 32 electrodes are primed to catch the firing of neurons in my visual cortex, where information about what I’m seeing is processed in my brain. Two more electrodes taped to my clavicles track my heartbeat, and a pair on my left hand gauge my skin’s electrical conductance, or sweat. Wired up, I observe the gold tones and minute engraved lines on the object in front of me—a brass astrolabe used by Galileo himself—as Francesco Goretti hunts for the biological signature of beauty in my body.
More here.
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