Do Aliens Exist
The movie Interstellar does indeed offer an interesting insight about the existence of higher beings than ourselves. Inside the tesseract Cooper tells TARS that the higher beings who are helping them are none other than their future generations. It indeed is quite possible that in fact there are no other organisms existing on different planets but instead they are our future selves. We may only know this for sure when we solve the problem of quantum gravity. It also comes from the fact that time is just another dimension like the current 3 dimensional world which we are currently viewing. As we make progress through our evolution it is possible to experience higher dimensions which require much more than our basic senses. Consider an example. Every memory which you live or dream of your so called past is basically time travel. There is a concept known as mental time travel which encompasses this beautifully. Maybe the reason why no one has come to visit us is because they ca...