Research has determined that most people are happiest at 7:26pm on a Saturday night.
69
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
In 75% of American households, women manage the money and pay the bills.
97
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
Children's sense of smell is better than adults'.
860
The average American consumes 9 pounds of food additives every year.
6
Females learn to talk earlier, use sentences earlier, and learn to read more quickly than males.
119
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11