Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
The average home creates more pollution than does the average car.
33
Kissing actually has the biological purpose of passing on biological information and chemical signals to assess mating possibilities and status.
9
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Research indicates that plants grow healthier when they are stroked.
173
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 most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
A single speck of dust is half way in size between a subatomic particle and the Earth.
15