Scientists are learning from the 1700-year-old Lycurgus Cup, which changes colour thanks to nano particles.
0
Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
42
German chemists made a replica of a trophy the size of one molecule.
68
One 75-watt bulb gives more light than three 25-watt bulbs.
57
Your brain is 80% water.
525
Diamonds can be shattered with a hammer.
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A single speck of dust is half way in size between a subatomic particle and the Earth.
15