Once pitched as dispassionate tools to answer your questions, A.I. chatbots are now programmed to reflect the biases of their creators.

The rise of artificial intelligence has produced serial writers to science and medical journals, most likely using chatbots to boost the number of citations they’ve published.

A draft Security Council resolution said that an international force would ensure that Gaza be demilitarized, though specifics were unclear.

China’s new national drive to embrace artificial intelligence is also giving the authorities new ways to monitor and control its citizens.

The former vice president helped shaped the role of the United States around the world.

President Trump wants pharmaceutical production to return to the United States. A shuttered factory in Louisiana shows how hard that will be for generic medicines.

After three decades, the MSNBC brand will be retired on Nov. 15. The network has called in Rachel Maddow to help viewers make the transition.

Companies that sell diamonds, plant sensors and wine all have one thing in common: They are weighing in against tariffs in a consequential case.

President Trump is showing mounting frustration at his inability to win confirmation of U.S. attorneys in blue states or break the filibuster's grip on the Senate. The G.O.P. has been uncharacteristically uncooperative.

In 1865, two dozen Union soldiers, all formerly enslaved, were ambushed and killed along a road in Kentucky. Archaeologists are still searching for their remains.

Everything in the shop appeared to have been abandoned. A devoted customer took it all home and started selling the items herself.

The mayor’s race in New York will gauge voters’ desire for a left-wing shift, and Democrats running for governor in New Jersey and Virginia again made fighting the president central to their bids.

Treasury Secretary Scott Bessent dismissed the idea that his presence could be seen as an attempt to intimidate the court on a case that President Trump considers vital to his economic policy.

Blast waves may be damaging shooters’ brains. The Times has a new investigation on how it happens.

Voters will decide if California’s voting districts should be redrawn to help Democrats flip up to five House seats.

Bucking the anti-immigration trend in British politics, remote areas of Scotland would like to attract foreign workers to offset declining local populations.

The Liberty Justice Center led by Sara Albrecht is better known for backing right-leaning causes, but it filed the tariff case that will be heard by the Supreme Court this week.

Brazil, which is hosting the 30th U.N. Climate Change Conference this month, wants to show the world it is a leader in safeguarding the planet. Its record tells a more complicated story.

Times photographers caught signal moments from the campaign trail as Zohran Mamdani, Andrew Cuomo and Curtis Sliwa battled for votes.

A white nationalist’s rise reveals a seemingly unstoppable ratchet of radicalization on the right.