The Journey of the Neuron: My latest column for Discover

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Our neurons exist in a staggering vast network, with 100 billion cells forming some 100 trillion connections. And it’s up to these ordinary cells to form that network on their own, snaking across the brain or even across the body, in order to find the right target. In my latest column for Discover, I look at new research that reveals some of the elegantly simple tricks our nervous system uses to wire itself. Check it out.