The strangers in your dreams are actually people that you've seen in real life.
50
A cow produces around 200,000 glasses of milk in her lifetime.
373
Only about 2% of the world population has green eyes.
36
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
There are so many kinds of apples that if you ate a new one everyday, it would take over 20 years to try them all.
34
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21