Women rate men more attractive if other women are looking and smiling at him.
17
In 2005, 25 percent of Americans over the age of 50 played video games, an increase from nine percent in 1999.
82
The average person falls asleep in seven minutes.
115
More than half the population of Kenya is under the age of 15.
71
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10