Irma Shifting Forecasts: It’s All a Matter of Probability

By JOHN SCHWARTZ September 10, 2017 For much of last week, the predicted track of Hurricane Irma snaked across Florida from south to north. When it seemed to be headed toward Miami, residents on the Atlantic Coast feared the worst, and many on the west side...

On Facebook and Twitter, a Hunt for Russia’s Meddling Hand

Posing as ordinary Americans on Facebook and building “warlists” of Twitter accounts, suspected Russian agents infiltrated last year’s election.

Economic View: Get Ready for Technological Upheaval by Expecting the Unimagined

September 2, 2017 Economic View By SENDHIL MULLAINATHAN Self-driving vehicles could upend the transportation sector and eliminate a million or more jobs. Algorithms that decode M.R.I.s put a whole medical subfield at risk. And the list of professions and sectors soon...

Lobbyist at Trump Campaign Meeting Has a Web of Russian Connections

Rinat Akhmetshin, a Russian-born Washington gadfly, has often promoted causes that benefited President Vladimir V. Putin of Russia and his allies.

A Stunt Turns Deadly for a Couple Seeking YouTube Fame

By MATT STEVENS June 29, 2017 Over the past several weeks, Monalisa Perez of Halstad, Minn., and her boyfriend, Pedro Ruiz III, began their quest for YouTube fame by creating and posting videos of mostly harmless pranks: Mr. Ruiz climbing onto a tenuous tree...