Scientists concluded that the chicken came first, not the egg, because the protein which makes the egg shells is only produced by hens.
11
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
101
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
The average home creates more pollution than does the average car.
33
A ball of glass will bounce higher than a ball made of rubber.
73
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Scientists in Germany have developed a candy that doesn't cause cavities.
11