When posed with the possibility of war, in theory, Americans like the idea of invading other countries. In practice -- when lives are actually lost -- they like invading other countries much less. When an invasion seems like it might be costly, Americans often prefer more limited airstrikes or no military involvement at all.
Americans don't love the Iran deal. There is a lot they wish were different. But when they look at it closely, review hard-hitting critiques, and--perhaps most importantly--evaluate the alternatives, a clear majority recommends that their Members of Congress approve of the deal. Republicans do not concur, though they don't settle on an alternative.
Tabloid headlines, internet comment threads, that one uncle at Thanksgiving dinner: Conspiracy theories are everywhere. Polls reveal the truth -- the truth about what the public believes, that is. While some conspiracy theories are dismissed by the vast majority of the public, others are widely accepted as true.