Different Reactions

The Atlantic: Liberals and Conservatives React in Wildly Different Ways to Repulsive Pictures - To a surprising degree, our political beliefs may derive from a specific aspect of our biological makeup: our propensity to feel physical revulsion. by Kathleen McAuliffe

Compared with liberals, they’d previously found, conservatives generally pay more attention—and react more strongly—to a broad array of threats. For example, they have a more pronounced startle response to loud noises, and they gaze longer at photos of people displaying angry expressions.