Our oldest radio broadcasts of the 1930s have already travelled past 100,000 stars.

If the Sun were the size of a beach ball then Jupiter would be the size of a golf ball and the Earth would be as small as a pea.

At 15 inches the eyes of giant squids are the largest on the planet.

The air at the summit of Mount Everest, 29,029 feet is only a third as thick as the air at sea level.

DNA was first discovered in 1869 by Swiss Friedrich Mieschler.

Microbial life can survive on the cooling rods of a nuclear reactor.

The world's smallest winged insect, the Tanzanian parasitic wasp, is smaller than the eye of a housefly.

The Australian billygoat plum contains 100 times more vitamin C than an orange.