Since the discovery of the world of quantum mechanics in the early 20th century, scientists have been racking their brains trying to understand how it works.
Even a century later, we are still not sure how and why subatomic particles behave the way they do.
What are we truly made of?
What happened before the Big Bang?
Are we living in a multiverse?
The theory of everything might just have the answers to all of these questions.
Learn about it in our episode.