The Japanese, on average, are the shortest people.
320
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Women who play video games tend to have more sex and be happier with their relationships than those who don’t.
18
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
Studies suggest that people who appear to be constantly distracted have more "working memory" and "sharper brains".
13
Babies cry but they don't produce tears until one to three months after birth.
238