Most dust particles in your house are made from dead skin!
67
One cubic foot of gold weighs more than 1,200 pounds!
78
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Scientists are now able to grow 'beating' heart tissue in a lab!
162
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55