Cows can sleep standing up, but they can only dream lying down.
745
You forget 90% of your dreams.
256
A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
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
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
The largest breed of rabbit is the Flemish Giant.
65
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14