One barrel of petroleum holds 42 gallons.
20
A cesium atom in an atomic clock beats over nine billion times a second.
43
Cold water weighs more than hot water.
93
At 15 years old, Jack Andraka invented a method of diagnosing pancreatic cancer, thus helping to save the lives of millions of people around the world. It is 168 times faster, 26,000 times cheaper, 400 times more sensitive, and has a 99% success rate.
15
Some toothpastes and deodorants contain the same chemicals found in antifreeze.
38
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
Research indicates that plants grow healthier when they are stroked.
173