A pipe 2 feet in diameter will allow four times more fluid to pass through it than a pipe 1 foot in diameter.
20
If the human eye was a digital camera, it would have 576 megapixels.
25
Couples' personalities converge over time to make partners more and more similar.
235
An Australian study found that homework is of little to no academic value to students in elementary and junior high schools.
32
The human eye blinks an average of 4,200,000 times a year.
233
NYC's Metropolitan Transit Authority (MTA) dumps old subway cars into the ocean to serve as artificial reef.
8
Diamonds mined in Brazil are harder than those found in Africa.
40
The most children born to one woman was 69, she was a peasant who lived a 40 year life, in which she had 16 twins, 7 triplets, and 4 quadruplets.
852