Only about 2% of the world population has green eyes.
36
The University of Oxford (teaching since 1096) predates the Aztec empire (1428 - 1521).
14
In the last 7 years, humanity has discovered 43 potentially habitable planets.
14
A cow produces around 200,000 glasses of milk in her lifetime.
373
Pet dogs and elephants are the only animals that seem to instinctively understand human gesture.
14