Cold water weighs more than hot water.
93
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
Neanderthal man had a brain capacity 100cc larger than modern man's.
50
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Dr.Jonas Salk, the man who came up with the cure for polio, didn’t patent the drug. This made the drug more affordable to the general public, and he lost out an an estimated $7 billion dollars for himself.
41
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7