Mars had an oxygen-rich atmosphere around 4 billion years ago
13
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
Only about 2% of the world population has green eyes.
36
The largest breed of rabbit is the Flemish Giant.
65
A cow produces around 200,000 glasses of milk in her lifetime.
373
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
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11