The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
One cubic foot of gold weighs more than 1,200 pounds!
78
Balsa wood is classified as a hard wood!
41
Iron weighs more after it rusts.
68
There is a surgical implant being developed that will give you an orgasm at the touch of a button.
20
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
Sound travels fifteen times faster through steel than through air.
134
One barrel of petroleum holds 42 gallons.
20