Why crispy video game landscapes tickle your brain

You might not notice when the background of a video game is scientifically accurate, but geophysicist Mika McKinnon does.

'The Elder Scrolls'

When it comes to the look of natural settings, or even the marble of a building, creating the right texture gives the game “almost an easter egg of plausibility,” McKinnon says.

'Call of Duty Modern Warfare'