Images captured through the windows of Air Force One showed President Trump reviewing a poster with the title “Kennedy Center DEMOLISHED.”

“Alignment” is the science of teaching A.I. to do what is in line with human preferences, ethics and judgment. But, at times, the systems have gone rogue.

The federal judge denied a Democratic lawmaker’s request for an emergency hearing on the closure, which began on Tuesday.

A.I. is already a powerful tool for scientific discovery. Now, some biomedical researchers are teaching it to do even more.

The face of London in the 1960s is living her best life at the age of 77.

The president blasted the rest of the Fed — and kept up his demand for a cut — but spared Fed Chairman Kevin M. Warsh from the criticism.

The war with Iran revealed just how much influence the world’s biggest oil importer has over prices and other countries’ supplies of jet fuel, gasoline and diesel.

The administration argues that presidential papers are like those of Supreme Court justices.

Representative María Elvira Salazar, a three-term representative from Miami, won re-election by 20 percentage points in 2024. Her ad suggests worry among some Republicans about their standing with Hispanic voters.

There has been considerable debate over regulating the artificial intelligence industry, but much of that effort has stalled. Cecilia Kang, a technology reporter for The New York Times, explains why.

An escalating confrontation on Native land southwest of Tucson threatens to upend decades of uneasy cooperation between the Tohono O’odham Nation and the United States.

Many countries blunted the most painful effects of the energy shock from the war in Iran. But prices remain elevated and risks are multiplying.