A single speck of dust is half way in size between a subatomic particle and the Earth.
15
Each day is longer than the previous on by 0.00000002 seconds which is 13 seconds each century!
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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
German chemists made a replica of a trophy the size of one molecule.
68
One cubic foot of gold weighs more than 1,200 pounds!
78
The Earth's atmosphere weighs about 5.5 quadrillion tons.
108
Marie Curie, the Nobel prize winning scientist who discovered radium, died of radiation poisoning.
57