People who have a strong friendship possess the ability to communicate with one another through facial expressions.
46
Someone on Earth reports seeing a UFO every three minutes.
180
Dutch, on average are the tallest people.
187
Girls have more tastebuds than boys.
124
Touching a teddy bear can make people feel less lonely.
36
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Forty percent of Americans have never visited a dentist.
33
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15