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 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
Mars had an oxygen-rich atmosphere around 4 billion years ago
13
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
Lurch, a Watusi bull, had the largest horns in the world.
32
Your body is creating and killing about 2.4 million red blood cells per second.
17