A couple from Bristol who had trouble selling their house, found out they had an original Banksy on their wall, and received twice the asking price by selling the painting with a house attached.
7
The word "impossible" dropped in use by 50% over the course of the 20th century
5
Parents receive 1 out of every 5 Valentines.
20
Coins usually survive in circulation for about 30 years.
66
When you shave a guinea pig it looks like a little hippo.
19
Sound doesn't travel in space.
255