How old rockets?

How old rockets?Although rockets may have seem to be a very new invention, they are in fact very old. Not of course the type of rocket which takes people into space, but the sort we regard today as a firework. This type of rocket was known to the Chinese over thousand years ago!

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Uttarakhand Foundation Day: History, Celebration

Uttarakhand Foundation Day: History, Celebration

Uttarakhand Foundation Day: Uttarakhand is famous as the “Land of the Gods” or “Dev Bhumi”. …