We’ve all seen action stars walk away from ridiculous explosions in movies. Here, Columbia University explosives engineer Rodger Cornell rates 10 movie explosion scenes based on how realistic they are. We look at scenes from action and adventure movies like “Indiana Jones,” “Transformers,” “Django Unchained,” “X-Men,” “The Dark Knight,” “Desperado,” and more. How plausible are these scenes in real life? Are they scientifically accurate? Let's find out.