Can current stimulate smarts?

North­eastern Uni­ver­sity researchers are part of an inter­na­tional, mul­ti­dis­ci­pli­nary
 team exploring a first-​​of-​​its-​​kind approach to improve human intel­li­gence by stim­u­lating the 
brain with low-​​level tran­scra­nial cur­rent applied to the scalp.