Iron weighs more after it rusts.
16
Hot water can freeze faster than cold water.
181
The average temperature at 40,000 feet above sea level is -60 F.
56
Diamonds can be shattered with a hammer.
-104
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71
Scientists are now able to grow 'beating' heart tissue in a lab!
162
Your brain is 80% water.
525
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38