Body & Brain

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BRAIN BUZZ  Using transcranial direct current stimulation, or tDCS, to zap two brain areas prompted people to report that their intent to click a mouse arose earlier than those of people who didn’t receive tDCS (top bar) or who had the supplementary motor area stimulated. 

movement test example

Children with autism were better able to tell whether fish (white dots with arrows) were swimming toward the red or green reef, a game that tested the ability to integrate different trajectories.

blood cell type enzyme

TYPE ALL  With engineering, a natural enzyme can better cut off some sugars that determine if a blood cell is type A, B or AB (as shown), resulting in a generic blood type that is safe for all people. 

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