The president’s pull with the party base has been clear and his resources are vast. But his low approval ratings make him a liability with swing voters.

Meta, the social media giant, agreed to change the way children interact with its apps. That could be trouble if its competitors don’t abide by the same rules.

Senator Chris Van Hollen of Maryland is leading a group of Democrats seeking answers about violence against Palestinians in the Israeli-occupied West Bank.

Many Republicans are hoping for financial support from President Trump, whose fund-raising power in the party remains unmatched despite his low poll numbers.

Baristas said the ingredient left them coughing and sneezing.

Officials say the small, limited deployment could serve as a model. But terrorists in the country have continued to attack and kill.

The social networking giant projected it could spend $10 billion annually on Anthropic’s tools, illustrating the friend-foe relationships underlying the A.I. race.

At a festival on a disc golf course, on a peninsula in Iceland, waiting for the sky to descend into darkness.

She didn’t see herself as a saint; she identified as something we needed even more: a writer.

Intrinsic capacity is quickly becoming a preferred way to measure and assess human aging.

The state had sought to have the agent extradited from Texas to answer charges in Minneapolis related to an on-duty shooting that wounded an immigrant.

We explain the Meta deal.

A year into a government review of the purchase of as many as 88 F-35s, one premier says buying American warplanes makes no sense in the face of President Trump’s latest tariffs.

The success of progressive candidates in the United States is inspiring leftists abroad struggling under pressure from the Trump administration and its allies.

When a respected biographer tried to use a Mapplethorpe photograph of Roy Cohn for a book cover, worries about the wrath of Mr. Cohn’s protégé, President Trump, intervened.

Mark Paoletta, also a close associate of Justice Clarence Thomas’s, has been named by President Trump to lead the National Capital Planning Commission.

Stephen Miller said that Haiti is safe for Haitian deportees. Our White House correspondent Zolan Kanno-Youngs analyzed federal reports that say otherwise.