Grading Bill de Blasio’s First Year as New York City’s Mayor Reporters for The Times covering politics, crime, education and the environment weighed in on Mr. de Blasio’s first-year performance. Read More…

What Do We Really Know About Osama bin Laden’s Death? The history of Obama’s most important foreign-policy victory is still being written. Read More…

Transcript of the Democratic Presidential Debate in Milwaukee Following is a transcript of the Democratic debate, as transcribed by the Federal News Service. Read More…

The Plot to Take Down a Fox News Analyst For years, Wayne Simmons claimed to be a former C.I.A. operative. Then one ex-spook got suspicious. Read More…

The Hezbollah Connection Ten years ago, a truck bomber assassinated the former and likely next prime minister of Lebanon, Rafik Hariri. Can a trial in The Hague deliver any justice for the nation — or the Middle East? Read More…

The Sandmeyer Reaction: A Short Story An exclusive work of fiction by Michael Chabon. Read More…

Transcript of the Preliminary G.O.P. Presidential Debate Following is a transcript of the Republican “undercard” debate held Thursday in Des Moines, as recorded by the Federal News Service. Read More…

This Procedure May Improve Your Brain — and Uncover the Real You Transcranial direct-current stimulation delivers a small jolt of electricity to the brain but may have a significant impact on how we learn, recover from illness and combat mental illness. Will it also change our personalities? Read More…

Fractured Lands: How the Arab World Came Apart The story of more than a decade of war, terror and revolution in the Middle East, seen through the eyes of six people whose lives were changed forever. Read More…

The Lessons of Anwar al-Awlaki Four years after the United States assassinated the radical cleric in a drone strike, his influence on jihadists is greater than ever. Was there a better way to stop him? Read More…