Iron weighs more after it rusts.
16
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
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
One cubic foot of gold weighs more than 1,200 pounds!
78
In zero gravity, a candle's flame is round and blue.
16
A single cup of gasoline, when ignited, has the same explosive power as five sticks of dynamite.
57
Sound travels fifteen times faster through steel than through air.
134