If the chemical sodium is dropped into water it will immediately and violently explode.
67
Pumice is the only rock that floats on water.
14
For every gallon of sea water, you get more than a quarter pound of salt.
45
In zero gravity, a candle's flame is round and blue.
16
The use of emoticons affects our corresponding brain areas and can actually trigger emotions.
21
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