The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Cold water weighs more than hot water.
93
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310