Mars had an oxygen-rich atmosphere around 4 billion years ago
13
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
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
If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
You forget 90% of your dreams.
256
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14
The strangers in your dreams are actually people that you've seen in real life.
50
A cow produces around 200,000 glasses of milk in her lifetime.
373