1. Midterm Calculus
    How to Win the Senate: The States Each Party Needs

    The Democratic path to 50 Senate seats is narrow, but still very possible. Here's how.

  2. Busting the Budget
    Kansas Faces Additional Revenue Shortfalls After Tax Cuts
    Charlie Riedel / Associated Press

    1:45 PM ETThree more months of data are in, and the state is still collecting much less income tax than it expected.

  3. Midterm Calculus
    G.O.P. Wins, but Battlefield Has Changed

    12:48 PM ETThe Democrats have struggled to defend their Senate ground but are still in the game because they’ve brought Kansas and Georgia into play.

  4. Midterm Calculus
    Arkansas, a Demographic Challenge for Democrats

    Changes in the state’s population have helped create a political climate far more favorable to Republicans.

  5. Urban Renewal
    Where the Graduates Are Going, and Where They Already Are

    A healthy influx of young and college-educated people is important to a city, but percentage increase must be seen in context.

  6. Campaign Finance
    ‘Soft on Crime’ TV Ads Affect Judges’ Decisions, Not Just Elections

    A study found that an increase in ads in state supreme court races meant a higher chance of rulings against criminal defendants.

  7. Campaign Advertising
    Political TV Ads Can Be Wasteful. But That’s Changing.

    The tools to target the most valuable segments of the electorate are slowly being put to use.

  8. interactiveInteractive Graphic
    Why Peyton Manning's Record Will Be Hard to Beat

    The chart compares Manning with his counterparts in league history, spanning more than 250 quarterbacks with at least 30 career touchdown passes since 1930.

  9. Midterm Calculus
    The Methodology Behind the Upshot’s Estimates of Hispanic Republicans

    First, we posed a tough question: Did Republicans need Hispanic voters to retain the House in 2012?

  10. Midterm Calculus
    Why House Republicans Alienate Hispanics: They Don’t Need Them

    Even if they did not receive a single vote from a Latino, anywhere in the United States, Republicans could most likely retain control of the House.

  11. A Survey Says
    Only 11 Percent of Uninsured Know About Obamacare’s Next Open Enrollment

    Despite all the furor connected to last year’s rollout of the health insurance marketplace, few people are aware that a new deadline is on the way.

  12. Midterm Calculus
    Early Voting Offers No Proof That Democrats Have Improved Turnout Effort

    Nevada’s early voting numbers highlight the challenge of interpreting the data. Colorado’s numbers may be more relevant.

  13. The New Health Care
    On an Antibiotic? You May Be Getting Only a False Sense of Security

    Prescribing drugs for conditions that they cannot actually cure isn’t just a benign gesture. It can cause real harm, in several ways.

  14. Presidential Referendum
    A Record Drop in the Unemployment Rate for a Midterm Cycle

    Many people still feel a lack of opportunity as wage growth remains stagnant.

  15. Urban Renewal
    Where Young College Graduates Are Choosing to Live

    More young people are moving to the very heart of cities, even in economically troubled places like Buffalo and Cleveland.

  16. Sweating the Details
    Was Charlie Crist’s Fan Against the Rules? It’s Complicated

    The rules at the Crist-Scott debate allowed for fans if “necessary” to correct “temperature issues.” But who decides what temperature is an issue?

  17. Midterm Calculus
    Not Following the Midterms? You’re Missing All the Fun

    There are a dozen competitive and close Senate contests. All around, it might be the most compelling general election in a decade.

  18. Upshot With a Twist
    An Upside-Down Cocktail to End a Topsy-Turvy Week

    A roller-coaster time on Wall Street calls for a martini. But not just any martini.