Nobel Prize in Physiology or Medicine Is Awarded for Work on Immune Systems

Mary E. Brunkow, Fred Ramsdell and Shimon Sakaguchi were awarded the prize for research showing how the body regulates its immune responses.

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OpenAI Agrees to Use Computer Chips from AMD

Weeks after a $100 billion agreement to use computer chips from Nvidia, OpenAI has signed a similar deal with a rival chipmaker.

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Why Did Walmart Just Buy a Shopping Mall?

Walmart hasn’t said much about its plans for Monroeville Mall in Pennsylvania. But its partner has told some store owners that the mall will be demolished for a mixed-use development.

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Take Two: Why Big Companies Are Naming Co-C.E.O.s

Comcast, Oracle and Spotify recently doubled up on top executives, a rare setup that some say could become more common.

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Fears of Economic Turmoil Deepen in France as Another Prime Minister Quits

The surprise resignation of Sébastien Lecornu after less than a month in office intensified concerns that France would be unable to tackle its enormous debt pile.

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Supreme Court Returns to Face Trump Tests of Presidential Power

As the justices return to the bench Monday, the court will confront a series of cases central to the president’s agenda.

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Dallin H. Oaks Addresses Latter-day Saints General Conference

Dallin H. Oaks, 93, the next president of the global body, addressed the conference a week after an attack on a church in Michigan.

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In a New Memoir, an Israeli Captive Looks Ahead with Hope

Freed after 14 months, Eli Sharabi learned that his family didn’t survive the Oct. 7 attacks. “Hostage” is testimony to his suffering and his hope.

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Jilly Cooper, British Romance Novelist, Is Dead at 88

A prolific writer and keen observer, she sold millions of copies of her juicy, sometimes racy “Rutshire Chronicles” series.

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We May Know Why Ernest Shackleton’s Endurance Really Sank

The explorer’s journey to Antarctica was likely doomed before it began.

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