Analysts said the silence reflected Israeli worries that an agreement will not significantly degrade Iran’s nuclear and missile capabilities.

President Trump said on Saturday that an agreement to end the war was “largely negotiated,” but neither the United States nor Iran released many details of the proposal.

The government’s A.I. Security Institute, staffed by alumni from OpenAI and Google, is becoming a model for countries grappling with A.I.’s emerging risks.

A decision to stave off litigation between Fox and FIFA turned into a bonanza worth hundreds of millions of dollars in discounted World Cup rights to the broadcaster.

Detroit-based automakers pioneered open trade between Canada and the United States, benefiting both countries. President Trump’s trade war now leaves their future in the country in question.

Property guardianship, in which residents live in otherwise vacant buildings, used to be considered edgy. But as the rental market tightens, more people are embracing the arrangement.

Iran has not formally responded to President Trump’s announcement that a peace deal was close. But officials suggested the oil choke point in the Strait of Hormuz could reopen.

Buildings rattled in the Ukrainian capital for hours early Sunday. It was unclear if Russia’s Oreshnik intermediate-range ballistic missile had been used.

In a devastated section of the Coral Triangle in the Pacific Ocean, a conservation group is trying to build an artificial reef.