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
Iron weighs more after it rusts.
16
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
When you walk down a steep hill, the pressure on your knees is equal to three times your body weight.
199
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101