Do you think we are alone in the universe? Probably not! In the universe he could see, there were trillions of galaxies. Over the last few years, 50 billion exoplanets have been discovered. However, the same question always arises: If aliens exist, why have they not been shown so far? Today we will analyze the "Galactic Zoo" theory. Watch the next video to understand what this theory is about: What is your opinion about the "Galactic Zoo" theory? Leave your comment below. … [Read more...]