It took 200,000 years for humans to reach 3 billion in number. It took 40 years for the next 3 billion.
11
Nearly 30% of female lottery winners hide their winning ticket in their bras.
95
About 2/3 of American men prefer boxers to briefs.
83
90% of people sit at their computer desk slouching, supporting their head with their left hand.
41
On average women can hear better than men.
170
Humans are capable of running 40 mph according to a study by bio-mechanical expert Dr. Matthew Bundle. Today's fastest man, Usain Bolt, has a top speed of 28 mph.
34
There's an isolated tribe in Zimbabwe where the people have only two toes, dubbed the 'ostrich people'.
10