It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
On average, men's noses are 10% larger than women's.
12
Approximately 70,000 people in the U.S. are both blind and deaf!
7
The Japanese commonly put ketchup on their rice.
16
There's a guy named Fire Penguin Disco Panda.
26
Nearly 10% of American households dress their pets in Halloween costumes.
36
Awarding people money for doing well in IQ tests causes them to score better, $10 increased people's score by an average of more than 20 IQ points. IQ tests don’t just measure intelligence - they also measure effort.
9