The harder you concentrate on falling asleep, the less likely you are to fall asleep.
34
The cruise liner, 'Queen Elizabeth 2', moves only six inches for each gallon of diesel that it burns.
26
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
Not swinging your arms when you walk increases the effort of walking by 12%, the equivalent of walking 20% faster or carrying a 10 kg backpack.
12
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
There are 635,013,559,599 possible hands in a game of bridge.
39
Researchers say that lining the toilet seat with paper is pretty much pointless
8