The bark of an older redwood tree is fireproof.
65
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
Oxygen, carbon, hydrogen and nitrogen make up 90% of the human body.
118
Diamonds can be shattered with a hammer.
-104
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
The left ear is more responsive to words of love and emotion whispered into it than the right.
40
4.5 pounds of sunlight strike the Earth each day.
27
Hot water can freeze faster than cold water.
181