The key to happiness is spending your money on experiences rather than possessions, according to studies.
21
You burn 26 calories in a one minute kiss.
605
Blue light fends off drowsiness in the middle of the night, which could be useful to people who work at night.
240
There are more telephones than people in Washington, D.C.
121
Over its lifetime, the average microwave requires more energy to display a digital clock than to heat food.
10
The average person eats almost 1500 pounds of food a year.
157
Fine-grained volcanic ash can be found as an ingredient in some toothpastes.
55
The oldest living person smoked cigarettes from the age of 21 to 117.
13