How to discover the secrets of nature?

The worlds that have not yet been discovered, to this day, are mostly smaller than the new world that Columbus discovered, but the reality is that it is the extent of the discoverer's enthusiasm for his work that gives him euphoria, not the size of the discovery itself. The lines of this book may push one of those who read it to travel one day in a spaceship to a distant planet in search of a similar huge discovery, even though on Earth we have in our hands many unknowns that deserve to be discovered and are no less important and meaningful than those that await us on other planets.
What is the "hidden world"? It is an area of ​​knowledge that man has not researched before, or knows only a little about. This world may hide within it all kinds of amazing surprises.