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
According to studies, men change their minds two to three times more often than women.
72
The bark of an older redwood tree is fireproof.
65
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
The force of a suction cup is calculated using F=AP.
15
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75