Recent research has confirmed that in blind subjects who use echolocation to navigate, it is the visual part of the brain that processes the auditory echoes. Christie Nicholson reports.

最近的研究证实在利用回声定位的盲人受试者中，是大脑的视觉部分在处理听觉的回声。克里斯蒂·尼克尔森报道。