The former CIA counterterrorism officer John Kiriakou looks at counterterrorism scenes in movies and TV and breaks them down for realism.
Paleontologist Dave Hone rates the realism of every "Jurassic Park" movie.
He talks about how the T. rex hunted down its prey, how the Gallimimus outran predators, and what Velociraptors actually looked like in "Jurassic Park," starring Sam Neill, Jeff Goldblum, and Laura Dern.