The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
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
No one knows Albert Einstein's last words. Just before he passed, he spoke several words in German, but his nurse only knew English.
154
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165