Wireless' communications took a giant leap forward in 1962 with the launch of Telstar, the first satellite capable of relaying telephone and satellite TV signals.

The deepest part of any ocean in the world is the Mariana trench in the Pacific with a depth of 35,797 feet.

The Ebola virus kills 4 out of every 5 humans it infects.

Human tapeworms can grow up to 22.9m.

An individual blood cell takes about 60 seconds to make a complete circuit of the body.

90% of those who die from hurricanes die from drowning.

October 12th, 1999 was declared 'The Day of Six Billion' based on United Nations projections.

A quarter of the world's plants are threatened with extinction by the year 2010.