10 things we didn't know last week
16:16 UK time, Friday, 4 February 2011
Snippets from the week's news, sliced, diced and processed for your convenience.
1. Mark Zuckerberg has watched The Social Network
2. Chewing gum can be used to make counterfeit keys.
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3. Parrots are left and right-handed.
4. The average hug lasts three seconds.
5. Angry tarantulas kick tiny, stinging hairs off their bodies at predators.
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6. Good cops are better at getting confessions than bad cops.
7. One in 10 of the world's adults is obese.
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8. Chimpanzees grieve.
9. A water flea 2mm long has 50% more genes than a human.
10. Graffiti existed in the 19th Century.
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