Aluminum used to be more valuable than gold!
84
Cellophane is not made of plastic. It is made from a plant fiber, cellulose, which has been shredded and aged.
44
Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Iron weighs more after it rusts.
68
A 'jiffy' is an actual unit of time for 1/100th of a second!
66
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
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