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
The strangers in your dreams are actually people that you've seen in real life.
50
The focusing muscles of the eyes move around 100,000 times a day. To give your leg muscles the same workout, you would need to walk 80km (50 miles) every day.
21
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
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 oldest glowing lightbulb was first switched on in 1901 and lives in fire stations in Livermore, CA. It is known as the Centennial Light.
118
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140