An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
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
There is a mass reservoir of water floating in space that is 100,000 times bigger than our sun and holds 140 trillion times more water than all of our oceans.
11
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13