10 things we didn't know before the 4th week of 2010

1. By 57, men tend to wear their trousers just seven inches below their armpit
2. Running barefoot may pose less risk for injury than wearing running shoes
3. Motor home owners in the UK need a professional licence to drive one of the "homes on wheels". Not so in the US
4. Swans divorce.
5. Texting may help children learn to spell btr.
6. Some dinosaurs were ginger.
7. Haggis has been banned in the US since 1989.
8. Among the first ever vacancies listed at early job centres were piano regulator, picture frame gilder and "girl confectioner's packer".
9. Mackenzie Crook keeps tortoises and three of them star in his latest play.
10. Face blindness - difficulty in remembering faces - is called prosopagnosia.

(Borrowed from the BBC)