9 Science Videos That Will Make You Question Everything

3. What Is Something? - Kurzgesagt – In a Nutshell

Looking around you, you could be forgiven for thinking that the universe is a vastly, perhaps infinitely, complex system and, for the most part, you'd be right.

However, if you really boil everything down, things get very simple very fast. Matter is broken into molecules, molecules are broken down into atoms, atoms to subatomic particles. These are all governed by the electromagnetic, strong nuclear, weak nuclear forces and gravity. Essentially, the universe is made from 17 particles abiding by just four rules.

From this simplicity arises immense complexity, such as stars, planets and life.