The first patented condom was meant to be reused!
47
In one day, adult lungs move about 10,000 litres of air.
11
25% of your bones are located in your feet.
12
Unconsciousness will occur after 8-10 seconds after loss of blood supply to the brain.
93
In 1996, research found that having excessive body hair is linked to higher intelligence.
23
Kissing releases masses of oxytocin, a "love potion" that helps couples bond and feel more attracted to each other.
13
Your ears secrete more earwax when you are afraid than when you aren't.
229
When you look up at the blue sky and see white dots flying around, you’re actually seeing your own white blood cells.
30