Last WordThis week’s new questionsWhy is it easy to walk along a narrow plank when there’s no drop, but not if there's a 100-metre drop, and do people with larger ears have better hearing? Send us your thoughtsRegulars
MindSome people are exceptionally good at recognising voices People who have a knack for recognising faces are also good at recognising voices, a skill that could be useful for police surveillance operations ¿ìè¶ÌÊÓÆµ