Cows can sleep standing up, but they can only dream lying down.
745
You forget 90% of your dreams.
256
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
Lurch, a Watusi bull, had the largest horns in the world.
32
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Only about 2% of the world population has green eyes.
36
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165