Nearly 50% of the world's scientists are assigned to military projects.
71
Diamonds can be shattered with a hammer.
-104
Balsa wood is classified as a hard wood!
41
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
If you are locked in a completely sealed room, you will die of carbon dioxide poisoning first before you will die of oxygen deprivation.
117
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Iron weighs more after it rusts.
68
Neanderthal man had a brain capacity 100cc larger than modern man's.
50