In zero gravity, a candle's flame is round and blue.
16
The earth is approx. 6,588,000,000,000,000,000 tons.
175
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
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Pure water (H2O) does not conduct electricity on its own.
46
Your brain is 80% water.
525
One third of the electricity produced on earth is used to power electric light bulbs!
75
Sound travels about 4 times faster in water than in air.
408