At U.N. Summit, China Promises to Reduce Greenhouse Gas Emissions

President Xi Jinping told a U.N. climate summit that China will reduce emissions across its economy, expand renewables sixfold and make electric cars “mainstream.”

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At U.N. Climate Summit, U.S. Stands Alone

On Wednesday in New York, countries lined up to say they would accelerate their efforts to cut greenhouse-gas emissions. In staying away, the U.S. was all but alone.

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Want to Bring a Dog to This Italian City? That Will Be $1.75.

Bolzano, in northern Italy, is considering taxing tourists’ dogs, and charging resident dog owners an annual fee as well.

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Now Arriving, a New Theory of In-Flight Turbulence

Physicists have devised a new model to account for the discomfort that airline passengers know all too well.

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Abdul Gani Bhat Dies at 93; Kashmiri Separatist Championed Dialogue

Mr. Bhat, a scholar of Persian literature, was a rare and eloquent voice of moderation in Kashmir’s often militant separatist movement.

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With Sobs and Doubts, Greenlandic Women Receive Apology for Forced Contraception

Some Greenlanders asked why an apology had not come decades earlier, and chalked up the timing to tensions over President Trump’s aim of annexing the island.

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U.S. Threatens to Bar Foreigners Over Remarks About Charlie Kirk

U.S. officials say they will pull visas and deport people who trivialize Charlie Kirk’s murder, part of intensifying scrutiny of visa applicants’ views.

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Do Vaccines Cause Autism? And Other Questions, Answered.

It can be hard to sort through the conflicting and evolving information about vaccines. Here’s the latest guidance on Covid boosters, flu shots, childhood immunizations and more.

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Jessica Chastain Criticizes Apple’s Decision to Postpone ‘The Savant’

Jessica Chastain, the show’s star and one of its producers, criticized the decision on social media on Wednesday.

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