A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
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
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
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
Your body is creating and killing about 2.4 million red blood cells per second.
17
The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94