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
The worlds oldest piece of chewing gum is over 9000 years old!
122
The number of births that occur in India each year is higher than the entire population of Australia.
66
Oak trees can live 200 or more years.
61
It is impossible to hum if your nose is plugged.
366
The sound you hear when you crack your knuckles is actually the sound of nitrogen gas bubbles bursting.
244
The mile is Latin for 1,000. The number of paces it took the average Roman!
36
SONY was originally called 'Totsuken'.
70