10 things we didn't know last week

1. Copper piping may be the cause of bad-hair days.

Find out more (FT)

2. Tunnock's caramel wafers are big in Kuwait where they are known as "boy biscuits".

Find out more (Telegraph)

3. Some Rolls-Royces have branded umbrellas embedded in the door.

Find out more (Forbes)

4. Dutch is the third most popular language for Wikipedia pages (after English and German).

Find out more (FT)

5. A common smell of old books is a hint of vanilla.

Find out more (Smithsonian Magazine)

6. Google has patented a walking stick with a camera on top.

Find out more (The Atlantic)

7. Dad dancing is now in the Oxford English Dictionary (OED).

Find out more (The Atlantic)

8. Clapping is a "social contagion".

Find out more

9. You can map a room in 3D using echoes.

Find out more

10. Cabbages reach their vitamin peak at noon.

Find out more (Telegraph)

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