Sound travels fifteen times faster through steel than through air.
134
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Iron weighs more after it rusts.
68
Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Hot water can freeze faster than cold water.
181
The sun is 330,330 times larger than the earth.
75
0.3% of solar energy from the Sahara is enough to power the whole of Europe.
310