Health
Just add water to see the brain’s web of connections
A rainbow of filaments cradling a walnut-like tumour shows surgeons how to negotiate the tangled web of neural connections and save a patient's sight
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A rainbow of filaments cradling a walnut-like tumour shows surgeons how to negotiate the tangled web of neural connections and save a patient's sight
A century ago, a man claimed to be able to measure brain activity using little more than a balance. But how did it work?