Reporters wait for official statements on the shooting in Las Vegas: the incident  gave fake news writers and trolls the opportunity to spread misinformation anew by exploiting  how  Facebook and Google handle threads and posts. Photograph: Isaac Brekken/The New York Times

When they woke up and glanced at their phones on Monday morning, Americans may have been shocked to learn that the man behind the mass shooting in Las(...)

The disclosure adds to the evidence of the broad scope of the Russian influence campaign, which US intelligence agencies concluded was designed to damage Hillary Clinton and boost Donald Trump during the election. Photograph: Regis Duvignau/Reuters

Providing new evidence of Russian interference in the 2016 US presidential election, Facebook disclosed on Wednesday that it had identified more than (...)

Kiev’s main thoroughfare. Ukraine has been used for years by Russia as a testing ground for politicised cyber operations that later cropped up in other countries. Photograph: Brendan Hoffman/New York Times

The hacker, known only by his online alias “Profexer”, kept a low profile. He wrote computer code alone in an apartment and quietly sold his handiwork(...)

Mikhail Amelkin, chief technology officer of Tion, a start-up that manufactures air-purification systems in Akademgorodok, in Siberia, a town specially designed for scientists in the Soviet period. Photograph: James Hill/New York Times

Dmitri Trubitsyn is a young physicist-entrepreneur with a patriotic reputation, seen in this part of Siberia as an exemplar of the talents, dedication(...)

Donald Trump jnr (L): US investigators are probing whether there was collusion betweenRussia and Trump’s   campaign. File photograph: Brian Snyder/Reuters

US president Donald Trump dictated a statement, later shown to be misleading, in which his son Donald Trump jnr said a meeting he had with a Russian (...)

 Naomi Klein’s new book,  ‘No is Not Enough: Defeating the New Shock Politics’, examines  Donald Trump’s election. File photograph: Ed Kashi

Last month’s general election turned British politics upside-down, leaving the victorious Conservatives in despair and Labour joyful in defeat. Jeremy(...)

French president Emmanuel Macron  and his wife Brigitte  tour Napoleon’s Tomb with US president Donald Trump  and his wife  Melania Trump at Les Invalides museum in Paris, France. Photograph: Ian Langsdon/Reuters

US president Donald Trump held the door open to a reversal of his decision to pull the United States out of the Paris climate accord on Thursday, but (...)

President Donald Trump disagrees with claims that Vladimir Putin was happy he had won the election. ‘I wanted a strong military, he doesn’t want to see that’. Photograph: Getty

US president Donald Trump, battling allegations that Russia helped him win the White House, claimed last night Vladimir Putin would have preferred a H(...)

Vice president of Crokus Group Emin Agalarov, then not-yet-elected US president Donald Trump and president of Crokus Group Aras Agalarov   at a press conference before the Miss Universe 2013 pageant in Moscow. Photograph: Sergei Ilnitsky/EPA

The two Russian figures at the centre of claims Donald Trump’s eldest son sought to collude with Moscow to undermine Hillary Clinton’s presidential ca(...)

Emails released by Donald Trump jnr on Tuesday show he agreed last year to meet a woman he was told was a Russian government lawyer who might have damaging information about Democratic White House rival Hillary Clinton. Photograph: Reuters

The dollar edged down to 14-month lows against the euro in Asian trading on Wednesday as investors, already wary ahead of Federal Reserve chair Janet (...)