A few things we didn't know until last week...

1. "Fischer chess" is a game in which the pieces are placed on the board in random order.
2. Using a mobile before bedtime can delay you getting to sleep.
3. A bear helped carry ammunition for Polish troops during World War II.
4. Moleskin clothes used to be made of moles' skins.

5. Wealthy people are more likely to drink than those in low-income homes.
6. Ships emit twice as much CO2 as planes.
7. "Plain vanilla" is a term for basic financial instruments such as shares.
8. Only offal-free versions of haggis are available in the United States.
9. Super-fast broadband fibres are laid in the sewers.