This week鈥檚 new questions
How can lizards walk on the ceiling and why do rhymes give us a good feeling? Send your thoughts and observations to the Last Word, all contributions appreciated
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Night watch: How do sleep trackers work?
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Seat of wisdom: Have we always known it’s the brain?
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This week鈥檚 new questions
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The nose knows: Where does the smell of rust come from?
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Radio gaga: Why does a phone cause radio noises?
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This week鈥檚 new questions
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Nuts for apples: Squirrels behaving oddly
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Awful eaters: Does anything eat foxes?
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Come clean: What鈥檚 the difference between shampoo and shower gel?
Are shampoo and shower gel different, and if so, how? Some more thoughts from our readers on pH, soap and the benefits and dangers of sodium hydroxide
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This week鈥檚 new questions
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Atomic space: What is in the space between a proton and an electron?
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Hot and cold: Why do you feel cold at the same temperature in winter?
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This week鈥檚 new questions
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