When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
The bark of an older redwood tree is fireproof.
65
Pumice is the only rock that floats on water.
14
Most liquid laundry detergents are alive with living organisms that help to break down stains!
88
The average home creates more pollution than does the average car.
33
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