For years humans have wondered whether or not aliens exist. Books, movies, and TV shows have all been made about the topic, and conspiracy theories have been going around since even before the internet. A former Israeli space security chief has come out saying that not only do aliens exist but that they are already...

You are likely aware that the earth has two poles: the North Pole and the South Pole. Once in about every 780 thousand years, the poles flip. The sun also has two poles, but these poles switch much more frequently- every eleven years. This is called the solar cycle, or sun cycle. The activity level...