The offspring of two sets of identical twins are legally cousins but genetically siblings.
63
It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
The average person in their lifetime will spend an estimated 20,160 minutes kissing!
212
Babies crawl an average of 200m a day.
212
Blonde hair is not exclusive to Europeans. Melanesians of the south Pacific evolved a different gene for blonde hair.
7
Malaysians protect their babies from disease by bathing them in beer.
-15
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