In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Your thumb is about the same size as your nose.
124
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
The oldest stone tools found are dated from 2.7 - 2.9 million years ago. The species that made these tools is unknown.
13
A cow produces around 200,000 glasses of milk in her lifetime.
373
Only about 2% of the world population has green eyes.
36