CIVILIZATION
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HYPOTHETICAL CIVILIZATIONS.... Civilization on Earth as we know more than thousands of years old. Earth had faced tremendous changes. The existence of human species is 0.005% in a 13.7 billion years of universe age. We came from a time of hunting and gathering from the woods of Africa to the colonizing entire planet which is just a blink of an eye compared to the age of the universe. Humans had done outstanding work in technology for the last 200 years but can we count us the only advanced species in this universe. What if we meet aliens species whose technology more advanced then us. So, where are they? Do they exist? and if yes how can we find advanced aliens species? In 1964 , a Russian astrophysicist Nikolai Kardashev introduce the hypothetical scale which is used to measure the existence of extraterrestrial advance species depends upon the amount of energy they consume. This can be done by The Kardashev Scale . The scale has