Senators Marco Rubio and Ted Cruz questioned Donald J. Trump’s conservative loyalties, his temperament and his ability to defeat Hillary Clinton in a standoff that descended into the vulgar.
Anxious Republican leaders have urged candidates to take on Mr. Trump. This debate showed why that almost never works.
Many wondered whether the debate — notable for insults, interruptions and genitalia jokes — would make much difference.
After rampaging in northeastern Nigeria and bordering Cameroon for years, forcing more than two million people to flee their homes and farms, Boko Haram is on the hunt — for food.
Kim Jong-un’s comments were reported a day after the United Nations Security Council approved tougher sanctions aimed at curtailing his country’s nuclear and ballistic-missile programs.
Here’s what you need to know to start your day.
President Obama said during a visit to Milwaukee that “we’re going to have to stay” in the capital until his younger daughter, Sasha, finishes high school.
The “30 Rock” alumna talks about her new film, “Whiskey Tango Foxtrot,” a dark comedy about combat journalism with a rowdy feminist bent.
The death of a Mexican 16-year-old raises troubling questions about the United States Border Patrol.
Watch a video related to this story in virtual reality. Download the NYTVR app on your iPhone or Android phone.
Our most deeply reported and engaging works.
Stories to help you understand and make the most of the world.
Profiles of people in (and behind) the headlines.
A break from the day’s grimmer news.
Mimi Greeley, 100, lives on her own in Manhattan but spends a lot of time chatting on the phone with her best friend, a fellow World War II Army nurse, who’s only 99.
Starring Christian Bale, Mr. Malick’s beautifully shot film addresses the existential, and erotic, issues of a screenwriter. Read A.O. Scott’s review.
Untrammeled beaches, ancient sites and unfiltered local culture are all on offer in Saudi Arabia. Just don’t expect an easy trip.
It was a night of truth, consequences and puerile boasting for Donald Trump.
It took the Trump victories on Super Tuesday to force a reckoning by Republicans. Now they should look in the mirror.
It would be an astonishing act of obstruction for Senate Republicans to not consider Obama’s nominee to succeed Justice Antonin Scalia.
The story of how Iranian agents caught my husband with another woman, threatened to stone him to death and then forced him to denounce me.
Room for Debate asks: Should public schools be assessing children on their social-emotional skills?
The gamble: Coercing the Castro government hasn’t worked. Engaging it will produce more freedom and openness in the end.
A contemporary in Weston, Mass., a ski house in Wilson, Wyo., and a house on a lake in Richmond Hill, Ga.
Steven Rollino knew he might outgrow his first home. So rental potential was important.
