Aluminum used to be more valuable than gold!
84
Iron weighs more after it rusts.
16
Hot water can freeze faster than cold water.
181
The average home creates more pollution than does the average car.
33
Out of all the senses, smell is most closely linked to memory.
146
The storage capacity of human brain exceeds 4 Terrabytes.
140
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
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