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
The strangers in your dreams are actually people that you've seen in real life.
50
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
Mars had an oxygen-rich atmosphere around 4 billion years ago
13