People in parts of Western China put salt in their tea instead of sugar.
16
On average, men's noses are 10% larger than women's.
12
In a lifetime, an average person walks the equivalent of 5 equators
177
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
Every human spent about half an hour as a single cell.
144