In U.S., Uninsured Rate Lowest Since 2008  —  Uninsured rate declines most among blacks and lower-income Americans  —  WASHINGTON, D.C. — In the U.S., the uninsured rate dipped to 15.6% in the first quarter of 2014, a 1.5-percentage-point decline from the fourth quarter of 2013.

ACA data leave GOP exposed  —  “What a difference a day makes — 24 little hours.”  Those lyrics about romance and spring flowers also fit the bill last week for congressional politics and the 2014 midterm elections.  —  Last Tuesday, the White House hit the 7 million-plus mark …

Oligarchs and Money  —  Econonerds eagerly await each new edition of the International Monetary Fund's World Economic Outlook.  Never mind the forecasts, what we're waiting for are the analytical chapters, which are always interesting and even provocative.  This latest report is no exception.

Welcome to Vox: a work in progress  —  DON'T MISS STORIES.  FOLLOW VOX!  —  Welcome to Vox.com!  Again!  —  On March 9, we launched Vox.com, which included our first videos, and we started talking to readers on our Facebook page and on our Twitter feed.

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How politics makes us stupid  —  There's a simple theory underlying much of American politics.  It sits hopefully at the base of almost every speech, every op-ed, every article, and every panel discussion.  It courses through the Constitution and is a constant in President Obama's most stirring addresses.

WATCH: Rand Paul Says Dick Cheney Pushed for the Iraq War so Halliburton Would Profit  —  As the ex-veep blasts Paul for being an isolationist, old video shows the Kentucky senator charging that Cheney used 9/11 as an excuse to invade Iraq and benefit his former company.  —  Gage Skidmore/Flickr

White House considering ban on selfies with the President  —  A senior White House adviser said the selfie Red Sox slugger David Ortiz took last week with Obama — later revealed to be a marketing stunt by Samsung — might be the last ever presidential selfie.

The Color of His Presidency  —  Optimists hoped Obama would usher in a new age of racial harmony.  Pessimists feared a surge in racial strife.  Neither was right.  But what happened instead has been even more invidious.  —  A few weeks ago, the liberal comedian Bill Maher and conservative strategist …

Obama Goes Back To School  —  NOTABLES  — POTUS PIVOTS TO THE ECONOMY: President Obama heads to Bladensburg High School in Maryland this morning to promote a career skills initiative, ABC's DEVIN DWYER notes.  There he will “announce the winners of a competition he launched last fall …

NYC's tanning salons inspected more regularly than abortion clinics  —  The state Health Department is failing to inspect many of New York's abortion clinics — with some facilities escaping scrutiny for more than a decade, bombshell documents obtained by The Post reveal.

The less Americans know about Ukraine's location, the more they want U.S. to intervene  —  Where's Ukraine?  Each dot depicts the location where a U.S. survey respondent situated Ukraine; the dots are colored based on how far removed they are from the actual country, with the most accurate responses …

The game is up for climate change believers  —  Charles Moore reviews The Age of Global Warming by Rupert Darwall (Quartet)  —  Most of us pay some attention to the weather forecast.  If it says it will rain in your area tomorrow, it probably will.  But if it says the same for a month …

Al Sharpton's Secret Work As FBI Informant  —  Untold story of how activist once aided probes of NYC wiseguys  —  When friends and family members gathered recently at the White House for a private celebration of Michelle Obama's 50th birthday, one of the invited partygoers was a former paid FBI Mafia informant.

Science or Spin?:  Assessing the Accuracy of Cable News Coverage of Climate Science  —  Accuracy varies significantly across major cable news outlets.  All of them can take steps to improve their coverage of climate science.  —  CNN, Fox News, and MSNBC are the most widely watched cable news networks …

Unofficial Enforcer of Ruling on Race in College Admissions  —  WASHINGTON — It was the last Monday in June, and the Supreme Court had just issued its latest decision on affirmative action.  The debate was starting about how much the court had restricted the use of race in college admissions.