The hair of an adult man or woman can stretch 25 percent of its length without breaking.
116
In the 1950s, the US government placed beer next to an atomic bomb blast to determine if it was still drinkable. The result: in the event of a nuclear war, beer is safe to drink!
16
Iron weighs more after it rusts.
68
Sound at the right vibration can bore holes through a solid object.
134
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
No matter how cold it gets, gasoline will not freeze.
107
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108