At over 2000 kilometres long The Great Barrier Reef is the largest living structure on Earth.

In October 1999 an Iceberg the size of London broke free from the Antarctic ice shelf .

Englishman Roger Bacon invented the magnifying glass in 1250.

The saturn V rocket which carried man to the Moon develops power equivalent to fifty 747 jumbo jets.

Every year over one million earthquakes shake the Earth.

The driest inhabited place in the world is Aswan, Egypt where the annual average rainfall is .02 inches.

Inbreeding causes 3 out of every 10 Dalmation dogs to suffer from hearing disability.

A healthy person has 6,000 million, million, million haemoglobin molecules.