The electoral map is the largest in a long time ... thanks to their supercharged fundraising and the president’s political weakness in most suburbs. Thirty-five Senate seats are up, 24 of ...

Think of it as the aerial-image version of those red-and-blue electoral maps ... taken across the contiguous United States, selected at random and arranged by political leaning.

Just look at the difference between the two maps below, which break down the popular vote for president by county in the 1976 presidential election: and the 2012 presidential election: The 1976 ...

Why isn't there more mixing? New research explores the answer to these questions. The political map of America changes, but it doesn't change very quickly. Massachusetts was a reliably liberal ...