The Universe Iceberg explained

In this video I explain the different entries on the Iceberg chart about the Universe. Universe Iceberg chart: Yes, i will admit that a lot of the last entries are more about Quantum Mechanics than the universe / space. Here is a list of the topics I will get into. You can skip around if you don’t want to see the whole video: Timestamps: 0:00 - Intro 0:16 - Stars (Level 1) 0:46 - Galaxies (Level 1) 1:01 - The Big Bang (Level 1) 1:18 - Gravity (Level 1) 1:41 - The speed of light (Level 1) 2:08 - The observable universe (Level 1) 2:30 - The expansion of the universe (Level 1) 3:23 - Atoms (Level 1) 3:51 - Subatomic particles (Level 2) 4:17 - Black holes (Level 2) 5:36 - Neutron stars (Level 2) 5:55 - Trans-Neptunian objects (Level 2) 6:23 - The theory of relativity (Level 2) 7:46 - Dark matter (Level 2) 8:32 - Dark energy (Level 2) 8:51 - Antimatter (Level 3) 10:57 - Worm holes (Level 3) 11:58 - Cosmological epochs (Level 3) 13:11