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
Not only are there rogue planets floating through space completely alone, not orbiting any stars, but it’s possible that these pitch-black lonely planets support life.
14
Cows can sleep standing up, but they can only dream lying down.
745
Only about 2% of the world population has green eyes.
36
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14