In zero gravity, a candle's flame is round and blue.
16
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
Sound travels fifteen times faster through steel than through air.
134
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
The sun is 330,330 times larger than the earth.
75
Hot water can freeze faster than cold water.
181
At room temperature, the average air molecule travels at the speed of a rifle bullet.
55
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114