Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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 most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
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
One third of the electricity produced on earth is used to power electric light bulbs!
75
Stannous fluoride, which is the cavity fighter found in toothpaste is made from recycled tin.
65
Research indicates that plants grow healthier when they are stroked.
173
Indoor pollution is 10 times more toxic than outdoor pollution.
62