The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
Iron weighs more after it rusts.
68
The force of a suction cup is calculated using F=AP.
15
Cold water weighs more than hot water.
93
The average home creates more pollution than does the average car.
33
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
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