When you were younger, you probably assumed that your parents and teachers knew the answers to every question you had. However, now that you're older, you know that there are a few questions that no one actually knows the answer to.
It's terrifying to realize that there are things about our planet that no one, not even the smartest scientists in the world, know the answers to. Of course, the things we know little about can be fun to think about. That's why the video below will list out a few questions that no one actually knows the answers to:
What unanswerable question keeps you up at night?