The earth is approx. 6,588,000,000,000,000,000 tons.
175
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
Optical illusions occur when what the eyes see conflicts with what the brain expects.
75
Airports that are at higher altitudes require a longer airstrip due to lower air density.
39
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
Indoor pollution is 10 times more toxic than outdoor pollution.
62
Hot water can freeze faster than cold water.
181
One gallon of used motor oil can ruin approximately one million gallons of fresh water!
71