E.U. Talks of Making Canada First ‘Associate Member’ as U.S. Ties Weaken

Canada and the European Union have been confronting an increasingly challenging relationship with the United States under President Trump.Ursula von der Leyen, the president of the European Commission, and Prime Minister Mark Carney of Canada at the European Parliament in Strasbourg, France, on Wedn

J Jeanna Smialek and Matina Stevis-Gridneff

The Liftoff Scenario That Terrifies A.I. Doomsayers

“Recursive self-improvement” is the idea that artificial intelligence could learn to build and train itself, creating exponential new progress — and risk.Jeff Clune a computer scientist and researcher at the University of British Columbia in Canada and founder of Recursive Superintelligence, one of

C Cade Metz

U.S. Fast-Tracked Deportation of Ecuadorean Politician Despite Torture Fears

The removal of José Serrano, a critic of President Daniel Noboa who has been accused of criminal activity, underscores how the Trump administration has asserted control over U.S. immigration courts.José Serrano in 2018, when he was president of Ecuador’s National Assembly. He is now being held in a

N Nicholas Nehamas, José María León Cabrera, Hamed Aleaziz and Genevieve Glatsky

Billions in Taxes Go Unpaid. Under Trump, the I.R.S. Won’t Say How Much.

The absence of the annual estimate on the tax gap could make it more difficult to assess whether more taxes are going unpaid since President Trump took office.The holding up of the tax gap estimate comes as President Trump’s administration has pushed out roughly a quarter of the I.R.S. work force an

A Andrew Duehren

Bo French Faces Backlash Over Posts About University of Texas Students

Republican leaders brought Bo French, an anti-Muslim hard-liner, into the fold. Then he attacked Texas football fans.Bo French, a candidate for the Texas Railroad Commission, drew bipartisan criticism for his social media posts. Above, at a conservative conference in March.

L Lauren McGaughy

Geography Is Power

We look at Yemen’s Houthi militia.Houthi forces patrol Yemen’s capital, Sanaa, this month.

S Sam Sifton

At Least 21 Dead in Gaza After Building Collapse, Officials Say

The building was previously damaged by an Israeli strike, the local rescue service said. Its fall underscored the severe risks for many people living among Gaza’s ruins.Excavating rubble from a collapsed building to recover bodies in Gaza City on Wednesday.

N Natan Odenheimer, Adam Rasgon and Abu Bakr Bashir