The big Trinity test explosion at the end of Oppenheimer was put together from footage of several real explosions! Onscreen, CGI can be so dazzling, and the artists are no doubt extremely talented. However, sometimes, it seems like movies and TV have become over-reliant on it, making practical effects seem even more impressive. Here are 14 recent movie and TV scenes that used practical effects: Whereas one might expect the beautiful Wicked sets to be CGI, Ariana Grande told The Tonight Show