Sound travels fifteen times faster through steel than through air.
134
Balsa wood is classified as a hard wood!
41
The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7
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
The idea of left brain (logical) and right brain (creative) has no basis in neuroscience and is in fact a myth.
16
4.5 pounds of sunlight strike the Earth each day.
27