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 most collected calls are made on Father's Day.
92
By peeing in the shower, you can save 1,157 gallons of water a year.
31
Diamonds mined in Brazil are harder than those found in Africa.
40
The mile is Latin for 1,000. The number of paces it took the average Roman!
36
97% of all paper money in the US contains traces of cocaine.
93
80% of millionaires drive used cars.
68