This week鈥檚 new questions
Just how much stuff is there? Can we estimate the quantity of matter in the observable universe? Terry Day, by email
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How do city trees get enough water?
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Where鈥檚 the best place to be buried to preserve your body as a fossil?
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This week鈥檚 new questions
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Cats are famously grumpy, but do they have facial expressions?
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How long can viruses survive outside the body?
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This week’s new questions
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What is the reptilian skill that allows lizards to walk upside down?
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Time for a rhyme
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This week鈥檚 new questions
What is the difference between magnetic and electric fields, and can you make decaf tea with ordinary tea bags? Send your thoughts and observations to Almost the Last Word, all contributions appreciated
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Mysterious alignment: How do ancient monoliths still line up with the sun?
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How small does an animal have to be to have small fleas?
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This week鈥檚 new questions
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Dusty rain: Why does rain leave a residue behind and where does it come from?
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