There are some facts in this world that are thought to be fixed forever. Some earthly things that we think are never going to change. For example, north is always going to be north, right? Well, believe it or not, there are some scientists who are pretty sure that that is not the case. And the results for life on our planet might well be disastrous.
You’ve probably heard about the Earth’s magnetic field, but what you might not realize is just how important it is. What’s more, there’s a good chance that you are not quite sure where it comes from, either. Both of those things are important to understand before we get to grips with the cataclysm that some researchers think could be on the horizon.