The most expensive material on the planet is antimatter - worth $62.5 trillion per gram.
18
Forensic scientists can determine a person's sex, age, and race by examining a single strand of hair.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
If the chemical sodium is dropped into water it will immediately and violently explode.
67
Only 12,000 years ago there was a species closely related to modern humans called Homo floresiensis that had been living on an Indonesian Island. They used fire and rather advanced tools, yet were only about 3 feet tall and weighed around 25kg.
15
The only letter not appearing on the Periodic Table is the letter "J".
180
Scientists are now able to grow 'beating' heart tissue in a lab!
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