When it comes to movies and TV, you often hear the terms special effects (SFX) and visual effects (VFX) . They are not the same, and knowing the difference makes a big difference in understanding how the magic happens on screen. Image credit: "Cómo se ven las películas modernas sin los efectos especiales" by Periodismo.com, used for educational purposes. Special effects are real-life effects created on set and captured directly by the camera . Think explosions, fire, rain, smoke, or even mechanical creatures. They are tangible and happen in the moment, which gives a sense of realism that can be hard to replicate digitally (today it is not the case anymore since the technology and education has changes since 1980s). Visual effects happen after filming , in post-production. These are digital manipulations and enhancements added by a CG or VFX team . VFX can remove objects, create environments, add creatures, or make something impossible in real life come to life on screen...