Iron weighs more after it rusts.
68
One barrel of petroleum holds 42 gallons.
20
A cesium atom in an atomic clock beats over nine billion times a second.
43
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The force of a suction cup is calculated using F=AP.
15
In the 60s, a scientist gave LSD to dolphins in an attempt to teach them English.
17
Hot water can freeze faster than cold water.
181