Have you ever wondered how a nuclear blast is created on-screen? Or how astronauts on a space station are convincingly brought to life in zero gravity? What about a quantum computer being destroyed with an axe? OK, we admit that last one is oddly specific. However, thanks to the tech wizards (aka visual effects artists) at work behind the scenes, you can finally get some answers! Our video gives you an exclusive look into the various layers that go into each and every composited visual effect shot.

If you still have more lingering questions about Season 6 of Black Mirror, head over to our ending explainers on “Joan Is Awful” and “Demon 79.”

All episodes of Black Mirror are now streaming on Netflix.