It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
8 out of 10 people think that the first kiss indicates how the rest of the relationship will be.
212
Chen Guanming, from Jiangsu province in eastern China, traveled by RICKSHAW for 2 years and covered nearly 40,000 miles through 16 countries, surviving flood, war zones and extreme temperatures, finally arriving at the London 2012 Olympics.
7
Boys who have unusual first names are more likely to have mental problems than boys with conventional names. Girls don't seem to have this problem.
131
Only about 2% of the world population has green eyes.
36
Forty percent of Americans have never visited a dentist.
33
One million Americans, about 3,000 each day, take up smoking each year. Most of them are children.
-86
Every workday, 6.7 million people commute to Manhattan!
26