In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Your thumb is about the same size as your nose.
124
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Only about 2% of the world population has green eyes.
36
Cows can sleep standing up, but they can only dream lying down.
745