The only letter not appearing on the Periodic Table is the letter "J".
180
Pumice is the only rock that floats on water.
14
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
The sun is 330,330 times larger than the earth.
75
Out of all the senses, smell is most closely linked to memory.
146
One ragweed plant can release as many as one billion grains of pollen!
51
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
In Arizona, a solar wind energy tower has been proposed that would generate as much energy as the Hoover Dam.
5