Your fingernails grow faster in summer.
744
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
SONY was originally called 'Totsuken'.
70
Blue eyes are the most sensitive to light, dark brown the least sensitive.
105
On average, 100 people choke to death on ballpoint pens every year.
72
By peeing in the shower, you can save 1,157 gallons of water a year.
31
There are 2,500,000 rivets in the Eiffel Tower.
98