A lump of pure gold the size of a matchbox can be flattened into a sheet the size of a tennis court.
140
Your body is creating and killing about 2.4 million red blood cells per second.
17
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
An unprotected human can survive up to 1.5 minutes in space with no permanent bodily damage.
82
Lurch, a Watusi bull, had the largest horns in the world.
32