Cows can sleep standing up, but they can only dream lying down.
745
You forget 90% of your dreams.
256
Only about 2% of the world population has green eyes.
36
If aliens located 60-65 million light years away from us, looked at earth through a really powerful telescope today, they would see dinosaurs!
18
It's possible to die from a broken heart; it's called Stress Cardiomyopathy.
165
If Earth's history was condensed into twenty-four hours, life would've appeared at around 4am, land plants at 10:24pm, dinosaur extinction at 11:41pm, and human history would’ve began at 11:58:43pm.
21
In Georgia, there is an airtight room called the Crypt of Civilization that was sealed in 1940. It contains numerous artefacts documenting what life was like at the time of sealing, and is scheduled to be opened in the year 8113 to show people of the future exactly what life was like.
13
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140