资料图:微量电击大脑竟让你变"数学达人"

　　A zap of electricity to the brain can make you a bright spark at maths. But shock the wrong spot and you could be as bad with numbers as a six-year-old, according to a new study.

　　电击大脑可以让你做数学题时灵光乍现，但最新研究也显示，倘若电击错了部位，你对数字的认知便会减少到六岁小孩的认知水平。