Pumice is the only rock that floats on water.
14
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
There are more than 270 people cryogenically frozen in the hope that one day the technology will exist that can revive them and extend their lives.
13
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Cold water weighs more than hot water.
93
No matter how cold it gets, gasoline will not freeze.
107
The only letter not appearing on the Periodic Table is the letter "J".
180
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9