The North Atlantic gets 2.5 centimetres (1in) wider every year.
119
Carrots were originally purple. The dutch monarch planted carrot seeds together until the carrots grew orange to match their royal color - The House of Orange. Orange carrots were a symbol of prestige.
13
Iron weighs more after it rusts.
16
The Basenji dog is the only dog that is not able to bark.
4
The gas that gives rotten eggs their distinctive foul smell may slow ageing and block damaging chemical reactions inside cells, according to scientists in China.
5
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21