Roughly a quarter of the world's people live in China.
50
There are actually seven different types of twins: Identical, Fraternal, Mirror-Image, Polar Body (Half Identical), Mixed Chromosome, Superfecundation, and Superfetation.
20
Approximately 4 to 5% of the U.S. population has one or more clinically significant phobias in a given year. Specific phobias occur in people of all ages. The average age of onset for social phobia is between 15 and 20 years of age, although it can often begin in childhood.
30
Men are more attracted to women whose bone structure is similar to their own mothers. It's called "sexual imprinting".
18
Children grow faster in the springtime than any other season during the year.
108
If Earth's life was compressed into 1 year, then humans would have been around for only 2 seconds.
15
Approximately 365 million people in the world have computers while half of the world's 6.5 billion population has never seen or used a telephone.
75
2,500 newborn babies will be dropped in the next month.
-12