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.
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Brass doorknobs automatically disinfect themselves in about 8 hours.
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Scientists have revived a flowering plant from a fruit stored away in permafrost by Arctic ground squirrel 32,000 years ago.
16
Sound travels fifteen times faster through steel than through air.
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All Humans Are 99.9% Genetically Identical and 98.4% of human genes are the same as the genes of a chimpanzee.
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Rafflesia Arnoldii is the largest flower in the world and can grow as big as an umbrella.
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A 'jiffy' is an actual unit of time for 1/100th of a second!
66
The only letter not appearing on the Periodic Table is the letter "J".
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