The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Most dust particles in your house come from dead skin.
48
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
116
The bark of an older redwood tree is fireproof.
65
Sound travels about 4 times faster in water than in air.
408
Iron weighs more after it rusts.
68
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
A coal power station puts 100 times more radiation into the air than a nuclear power plant producing the same amount of energy.
7