The 409 escalators in the London subway cover a distance every week which is approximately equivalent to several trips around the globe!
94
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
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
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
A cow produces around 200,000 glasses of milk in her lifetime.
373