On average, the life span of an American dollar bill is eighteen months.
33
If left alone, 70% of birthmarks gradually fade away.
193
We forget why we have entered a room because passing through doors creates an ‘event boundary’ causing the brain to file away what we were just thinking about.
26
Most lipstick contains fish scales!
46
Standard paper cannot be folded in half more than 7 times.
232
