Pentagon-Anthropic Standoff Is a Decisive Moment for How A.I. Will Be Used in War

The Pentagon’s contract dispute with Anthropic is part of a wider clash about the use of artificial intelligence for national security and who decides on any safeguards.The Pentagon has said that a private contractor cannot decide how its tools will be lawfully used for national security.

A Adam Satariano, Julian E. Barnes and Sheera Frenkel

Pentagon Attacks Anthropic Chief as Deadline Looms in Standoff

The A.I. firm had rejected military officials’ latest offer. Anthropic has until 5:01 p.m. on Friday to give them unrestricted access to its model.“In a narrow set of cases, we believe A.I. can undermine, rather than defend, democratic values,” Dario Amodei, the chief executive of Anthropic, said in

J Julian E. Barnes and Sheera Frenkel

Iran’s Students Are Protesting Again. Here’s Why.

The unrest underlines the intensity of domestic discontent, even as Tehran’s government grapples with the threat of U.S. strikes. Here’s what to know.An image taken from social media on Monday shows students gathering for an anti-government rally at the women-only Al Zahra University in Tehran.

S Sanam Mahoozi and Erika Solomon

A Trump Call Ignited Saudi-U.A.E. Feud

A request made to President Trump about the war in Sudan is at the heart of a diplomatic dispute between Saudi Arabia and the United Arab Emirates.President Trump and Crown Prince Mohammed bin Salman of Saudi Arabia at an investment forum in Washington in November.

V Vivian Nereim

4 Takeaways About the U.S. Birthrate Decline

There is good news buried behind the worries about population decline, some experts say.The U.S. birthrate, which is at a record low, has caused consternation among policymakers and politicians.

S Sabrina Tavernise

Trump’s Go-To Tactic in the State of the Union

Our reporter Zolan Kanno-Youngs examines the context of a moment in the State of the Union speech when President Trump turned to a favorite tactic on immigration.

Z Zolan Kanno-Youngs, Gilad Thaler, Thomas Vollkommer, Laura Salaberry and Ray Whitehouse

A Laser, a Shutdown of Airspace and Signs of Government Agencies at Odds

After the downing of a Customs and Border Protection drone, the F.A.A. closed the airspace above Texas for the second time in a month.A police officer walked with a police dog at El Paso International Airport, after the U.S. Federal Aviation Administration lifted its temporary closure of the airspac

K Karoun Demirjian, Kate Kelly, Eric Schmitt and Chris Cameron

What Larry and David Ellison Would Own After Warner Bros. Takeover

If Paramount can close its deal to buy Warner Bros. Discovery, Larry and David Ellison will influence nearly every corner of news, entertainment and tech.Larry and David Ellison are poised to own a portfolio of companies that would put them in the orbit of superpowers like Disney.

J John Koblin and Brooks Barnes

Prosecutors Plan to Drop Some Charges Against Alexander Brothers

Prosecutors cited a pattern of intimidation against witnesses as a reason for dropping two counts from the sex-trafficking case. A judge must approve the dismissal.Federal prosecutors have argued that the three brothers violently raped and sexually assaulted dozens of victims over more than 20 years

D Debra Kamin and Kate Christobek

The Benevolent Landlord of St. Marks Place

For 60 years, Charles FitzGerald has helped make the East Village an emblem of New York City’s counterculture.Charles FitzGerald in his apartment on St. Marks Place, where he has lived for more than half a century.

A Alessandra Schade and Amir Hamja

The Rise and Fall of a 3-D Printing Empire

Desktop Metal, a billion-dollar start-up, promised to revolutionize manufacturing. It went bankrupt, and now has much humbler ambitions as the 3-D printing industry takes a sober turn.Jonah Myerberg, co-founder and chief technology officer at Desktop Metal, with one of the company’s industrial 3-D m

F Farah Stockman

Elon Musk’s Secret Web of Companies in Texas

The megabillionaire was tied to about 90 companies in the state, which he uses for everything from paying nannies to buying land to supporting Donald Trump’s re-election, according to a Times examination.

K Kirsten Grind, Susanne Craig, Alex Klavens and Leo Dominguez

NASA Shakes Up Artemis Schedule, Aiming for 2 Moon Landings in 2028

A “back to basics” approach resembles the Apollo program of the 1960s, with more missions launching more often. NASA officials said that it would be safer and faster.NASA’s Space Launch System rocket and Orion capsule were rolled into the Vehicle Assembly Building at Kennedy Space Center in Florida

K Kenneth Chang