A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Each day, up to 150 species of life become extinct.
-23
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
If the chemical sodium is dropped into water it will immediately and violently explode.
67
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
German chemists made a replica of a trophy the size of one molecule.
68