Our Earth is basically a Magical Earth where we have been living now for more than 100 Centuries. While one of the most interesting things to take a look on World Population Day is that in Past 60 years, there has been really a quick growth in the population in the world. Also it is expected that the population is about to grow more than double speed in the next 40 years.
Humans thinking towards aliens have always been like Ghost in the city. So far, we have come to the 21st century, but still there are some questions which are still unanswered which includes the fact that are we the only living creatures of our giant solar system.