In Japan, condoms are commonly sold 'door to door'!
54
Our brains have a negativity bias and will remember bad memories more than good ones.
15
Dating back to the 1600's, thermometers were filled with Brandy instead of mercury.
16
It takes about 20 seconds for a red blood cell to circle the whole body.
102
Every time you lick a stamp, you're consuming 1/10 of a calorie!
47
The average female will have 3.3 pregnancies in her life.
49
The male fetus is capable of attaining an erection during the last trimester.
75
There are 206 bones in the human body!
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