If you have 1 billion dollars and spend $1,000 every day, it would take you 2,740 years to go broke.
31
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
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
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Cows can sleep standing up, but they can only dream lying down.
745
Mars had an oxygen-rich atmosphere around 4 billion years ago
13