Iron weighs more after it rusts.
16
The average temperature at 40,000 feet above sea level is -60 F.
56
German chemists made a replica of a trophy the size of one molecule.
68
Hot water can freeze faster than cold water.
181
In zero gravity, a candle's flame is round and blue.
16
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
The sun is 330,330 times larger than the earth.
75
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118