Why do cold temperatures stop our fingers from working effectively? Libby Welch/Alamy Stock Photo
Fumbling fingers
Given that the muscles that work our fingers are in our forearms, why do we fumble when we have cold, bare hands, but warm, clothed arms?
Adrian Bowyer, Foxham, Wiltshire, UK
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Room for improvement
When giving negative feedback, is it better to start with the admonition and end with a compliment, or vice versa?
Trudy Rancessa, Evelith, Shropshire, UK
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