During his or her lifetime, the average human will grow 590 miles of hair.
69
Couples' personalities converge over time to make partners more and more similar.
235
A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
The weight of air in a milk glass is about the same as the weight of one aspirin tablet.
63
A new baby usually deprives each of it's parents around 350-400 hours of sleep in the first year. That is one entire nights sleep per week, per parent.
194
About two hundred babies are born worldwide every minute.
237
The number of births that occur in India each year is higher than the entire population of Australia.
66
It is impossible to hum if your nose is plugged.
366