The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Sound travels about 4 times faster in water than in air.
408
Scientists in Germany have developed a candy that doesn't cause cavities.
11
Approximately 70 percent of the earth is covered by water. Only 1 percent of this water is drinkable.
65
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118