An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
Scientists at the Zhejiang University in China have developed an ultra-light material known as carbon aerogel.
3
You forget 90% of your dreams.
256
The strangers in your dreams are actually people that you've seen in real life.
50