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What President Obama can say at Hiroshima

President Obama added a couple of firsts to his list of achievements when he became the first sitting president to visit Myanmar and, later, Cuba. He will add another at the end of this month when he visits Hiroshima in conjunction with the Group of 7 leaders meeting in Japan.

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Global warming seen as lit match in northern fires

Scientists say the near-destruction of Fort McMurray last week by a wildfire is the latest indication that the vital boreal forest is at risk from climate change.

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Facebook has 50 minutes of your time each day. It wants more

That’s the average amount of time, the company said, that users spend each day on its Facebook, Instagram and Messenger platforms (and that’s not counting the popular messaging app WhatsApp).

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Apple iPhone, once a status symbol in China, loses its luster

Since 2010, Yu Kai has followed the ritual every year: When a new Apple iPhone comes out, he gets rid of his old one and heads to a store in Beijing to buy the latest model.​

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Zaha Hadid's first posthumous project is inaugurated in Salerno

Cruise ships regularly disgorge thousands of passengers to visit attractions beyond the docks, but in the case of Salerno, this ancient and gracious Italian city of 133,000 people south of Naples, the first must-see site may soon become the maritime terminal itself, created by the architect Zaha Hadid and inaugurated Monday.

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Apple services shut down in China in startling about-face

For years, there has been a limit to the success of American technology companies in China. Capture too much market share or wield too much influence, and Beijing will push back.

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F.B.I. director suggests bill for iPhone hacking topped $1.3 million

The director of the F.B.I. suggested Thursday that his agency paid at least $1.3 million to an undisclosed group to help hack into the encrypted iPhone used by an attacker in the mass shooting in San Bernardino, Calif.

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Grieving and going forward: How Zaha Hadid's firm plans to move on

White flowers fill the design gallery, with commemorative portraits placed amid undulating furniture of burnished polyurethane and marble.

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White Americans are dying younger as drug and alcohol abuse rises

Life expectancy declined slightly for white Americans in 2014, according to new federal data, a troubling sign that distress among younger and middle-age whites who are dying at ever-higher rates from drug overdoses is lowering average life spans for the white population as a whole.

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F.B.I. says it needs hackers to keep up with tech companies

The encryption debate has continued with new hearings, proposed legislation and other cases that involve locked iPhones and law enforcement demands that the devices be opened to aid investigations.

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Intel to cut 12,000 jobs as PC demand slumps

Intel, the world’s largest maker of semiconductors, said on Tuesday that it was laying off 12,000 people, about 11 percent of its work force, as it continues to reel from a long downturn in global demand for personal computers.

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Tech companies face greater scrutiny for paying workers with stock

LinkedIn, the professional social networking company, has doled out increasingly large amounts of stock to pay its workers.

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Colombia reports first cases of microcephaly linked to Zika virus

The first to be confirmed in the country since the infection began to spread there late last year.

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F.B.I. used hacking software decade before iPhone fight

Agents had been intercepting phone calls and emails belonging to members of an animal welfare group that was believed to be sabotaging operations of a company that was using animals to test drugs.

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Zika virus causes birth defects, health officials confirm

There was now enough evidence to definitively say that the Zika virus could cause unusually small heads and brain damage in infants born to infected mothers.