It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Girls have more tastebuds than boys.
124
Muhammad is the most common name in the world.
96
In the presence of attractive women, men find running easier, take more risks, donate more money, consume more calories, and talk more.
28
In a lifetime, an average person walks the equivalent of 5 equators
177
The world's shortest man measures only 21.5 inches.
73