The only letter not appearing on the Periodic Table is the letter "J".
180
4.5 pounds of sunlight strike the Earth each day.
27
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Nearly 50% of the world's scientists are assigned to military projects.
71
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Pure water (H2O) does not conduct electricity on its own.
46