In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Your thumb is about the same size as your nose.
124
A cow produces around 200,000 glasses of milk in her lifetime.
373
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