Diamonds can be shattered with a hammer.
-104
The banana plant cannot reproduce itself. It can be propagated only by the hand of man.
155
The weight of a carat (200 milligrams), standard unit of measurement for gemstones, is based on the weight of the carob seed.
51
For a high school science fair project, 17-year-old Michio Kaku built a particle accelerator in his parent's garage that was able to generate a magnetic field 20,000 times greater than the Earth's and produce collisions powerful enough to create antimatter.
34
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
According to studies, men change their minds two to three times more often than women.
72
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