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
Sound travels fifteen times faster through steel than through air.
134
A single speck of dust is half way in size between a subatomic particle and the Earth.
15
The sun is 330,330 times larger than the earth.
75
Aluminum used to be more valuable than gold!
84
Scientists in Germany have developed a candy that doesn't cause cavities.
11