Only 8% of the world’s currency is physical money. The rest exists only on computers.
20
The "Cobra Effect" is where a solution for a problem actually makes the problem worse.
21
The mile is Latin for 1,000. The number of paces it took the average Roman!
36
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
Linen can absorb up to 20 times its weight in moisture before it feels damp!
46
The human eye blinks an average of 4,200,000 times a year.
233
Mentally doing a task makes you better at it. Your mind can barely tell the difference.
18