10 things we didn't know last week
17:44 UK time, Friday, 7 January 2011
1. Bald people grow the wrong type of hair, that is so fine we can't see it.
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2. Cockpits have coffee cup holders.
3. Unauthorised use of a red cross breaks the Geneva Convention.
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4. Women's tears reduce sexual desire in men.
5. Door number 243 is the unluckiest address in the UK.
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6. Three people claim to have started the story about Bob Holness playing the sax on Baker Street.
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7. Ants retire from chewing leaves.
8. It used to be someone's job to knock on people's windows with a pole to wake them up.
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9. And ancient Greeks used water devices for the same purpose.
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10. Male and female butterflies take it in turns to make sexual advances.
Seen 10 things? . Thanks to Chris Spain for this week's picture of 10 ducks on a frozen pond.
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