It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Each year, around 24,000 Americans are bitten by rats!
65
A person will create enough saliva to fill two average size swimming pools during his lifetime.
191
Babies crawl an average of 200m a day.
212
2% of Europeans lack the genes for smelly armpits.
6
As a rule, 66 percent of people keep their eyes closed while kissing. The rest take pleasure in watching the emotions run the gamut on the faces of their partners.
687
A couple had their wedding rings engraved with a waveform of their own voices saying "I do."
10
Someone on Earth reports seeing a UFO every three minutes.
180