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 American consumes 9 pounds of food additives every year.
6
There are about 255 babies born worldwide every minute.
46
The average American spends a third of their overall time online playing games and using social networks.
298
You can only remember 4 things at a time.
31
There's a guy named Fire Penguin Disco Panda.
26
Most people smile when they are frustrated, according to a study.
15
Children's sense of smell is better than adults'.
860