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

DNA was first discovered in 1869 by Swiss Friedrich Mieschler.

The tallest tree ever was an Australian eucalyptus - In 1872 it was measured at 435 feet tall.

The dinosaurs became extinct before the Rockies or the Alps were formed.

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

A thimbleful of a neutron star would weigh over 100 million tons.

Human tapeworms can grow up to 22.9m.

The largest galexies contain a million, million stars.