In 1944, a Columbia University doctoral student in genetics named Evelyn Witkin made a fortuitous mistake. During her first experiment in a laboratory at Cold Spring Harbor, in New York, she accidentally irradiated millions of E. coli with a lethal dose of ultraviolet light. When she returned the following day…

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Image copyright Getty Images Image caption Events in Charlottesville have spurred a national conversation in the US about far-right groups, free speech and censorship Decisions by Google, GoDaddy and Cloudflare to eject a neo-Nazi site from their services were “dangerous”, a US-based digital rights group has said. The Daily Stormer…

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Image copyright Getty Images US stocks regained ground on Friday, after it was confirmed President Donald Trump’s polarising adviser Steve Bannon would depart the White House. Three major indexes turned higher in mid-morning trading and were modestly up by early afternoon. Mr Bannon, a right-wing nationalist, helped shape the “America…

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Media playback is unsupported on your device Media captionThere was joy for many but even those who did not get their expected results are hopeful of university places A-level results for the top grades are the best since 2009 in Wales, according to results published on Thursday. The proportion of…

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With virtual assistants answering our emails and robots replacing humans on manufacturing assembly lines, mass unemployment due to widespread automation seems imminent. But it is easy to forget amid our growing unease that these systems are not “all-knowing” and fully competent. As many of us have observed in our interactions…

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Image copyright Getty Images Image caption Global fast-food giant McDonald’s could face its first UK worker strikes Fast-food company McDonald’s could face its first staff strike in the UK, after workers at two stores backed a call for industrial action. Employees at McDonald’s restaurants in Cambridge and Crayford, near London,…

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Image caption The number of landlords has risen significantly since 2002 As many as 5.2 million UK adults – or one in 10 – have bought or inherited a second home, according to research. Think tank the Resolution Foundation said the number of multiple home owners grew by 30% between…

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When I met Andy Rubin, the founder of Android, earlier this year to talk about his new company, he showed me a PowerPoint deck from 2009. His team put it together just before the debut of the Motorola Droid, Android’s first real chance to take on the iPhone. The campaign…

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