For the past several years, scientists of many countries on earth are engaged in the search of aliens. Aliens means those creatures who do not live on earth. They live in other planets. Many such videos have come to the fore, in which glimpses of these aliens are visible. The plane from which these aliens fly has been named UFO. There are many videos online with proof of their sighting in the sky. But so far no concrete evidence has been found for this. That is, any such evidence that…
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