Around a million, billion neutrinos from the Sun will pass through your body while you read this sentence.

Every hour the Universe expands by a billion miles in all directions.

In the 14th century the Black Death killed 75,000,000 people. It was carried by fleas on the black rat.

The longest glacier in Antarctica, the Almbert glacier, is 250 miles long and 40 miles wide.

If you could drive your car straight up you would arrive in space in just over an hour.

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

The thermometer was invented in 1607 by Galileo.

If every star in the Milky Way was a grain of salt they would fill an Olympic sized swimming pool.