The news: The United Nations is endorsing a computer simulation tool that it believes will help governments tackle the world’s biggest problems, from gender inequality to climate change. Global challenges: In 2015, UN member states signed up for a set of 17 sustainable-development goals that are due to be reached by 2030. They include things […]

The news: Twitter placed a warning label on a tweet from US President Donald Trump early on May 29, saying that it violated the platform’s rules against “glorifying violence.” In the tweet, sent at 12:53 a.m., the president called Minneapolis protesters demonstrating against the death of a black man in police custody “THUGS,” threatened military

An experimental tool helps researchers wade through the overwhelming amount of coronavirus literature to check whether emerging studies follow scientific consensus. Why it matters: Since the start of the coronavirus pandemic, there has been a flood of relevant preprints and papers, produced by people with varying degrees of expertise and vetted through varying degrees of

Four years ago, a Breitbart writer famed for championing a harassment campaign targeting women in video games used his air time during a White House press briefing to blast Twitter. He was angry that he’d lost his verification badge, that little blue check mark, after the company said he had repeatedly violated the platform’s rules