4.5 pounds of sunlight strike the Earth each day.
27
In zero gravity, a candle's flame is round and blue.
16
A cubic yard of air weighs about 2 pounds at sea level.
31
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
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
If you blowtorch Pepto-Bismol, you would get a hunk of metal.
114
The earth is approx. 6,588,000,000,000,000,000 tons.
175
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57