In zero gravity, a candle's flame is round and blue.
16
German chemists made a replica of a trophy the size of one molecule.
68
The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
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 only letter not appearing on the Periodic Table is the letter "J".
180
Aluminum used to be more valuable than gold!
84