10 Simple Question Difficult to Answer

Scientists are working hard to answer question people in other professions don’t even think about. They want to solve every mystery that is out there, and now, they are most interested in space, and things such as wormholes, dark matter and the universe in general. We as a species have gone far and discovered so many things, but new questions keep arising. It is natural that we are curious, but there are some questions which seem simple, but that are difficult to answer and explain. Here are ten of them.