Facebook removed 1.5m videos of New Zealand terror attack in first 24 hours
Site says it will remove any clip featuring gunman’s footage even if that would not normally break its rules
Far right groups’ coded language makes threats hard to spot
Sick jokes and deadly intentions can often be difficult to tell apart for those policing online culture
The Vote Leave scandal, one year on: ‘the whole thing was traumatic’
A year after revealing that the official leave campaign broke electoral law, Shahmir Sanni assesses the impact
Where now for Mark Zuckerberg after his – and our – loss of innocence?
A year on from the Observer exposé, what has really changed for Facebook and its users?
Facebook’s new encrypted network will give criminals the privacy they crave
Protecting users’ messages from prying eyes is a surprising move that spells trouble for the world
Facebook faces fresh questions over when it knew of data harvesting
Allegations come as US prosecutors investigate claims of cover-up
Social media firms fight to delete Christchurch shooting footage
YouTube, Facebook and Twitter struggle as users rapidly upload new videos
Chris Cox: longtime Facebook executive exits as network focuses on privacy
Chief product officer, who helped create news feed feature, was viewed as a possible successor to CEO Zuckerberg
Did you make it through the Facebook outage without calling the police?
Instagram and WhatsApp were also hit. It wasn’t the apocalypse, but for some people, it felt like it
Facebook under criminal investigation over data sharing with tech firms – report
Investigation by federal prosecutors adds to laundry list of inquiries since the Cambridge Analytica revelations one year ago
Facebook, Instagram and WhatsApp suffer outages in Americas and Europe
Family of apps, including Instagram and Messenger, encountering problems but company spokesman says it is not a cyber-attack
Hammond calls for regulator to investigate UK’s digital ads market
Request follows independent report findings that Google and Facebook ‘dominate’ market
The #trashtag challenge: why the big litter cleanup is an online trend we can all get behind
From throwing buckets of ice to jumping out of moving cars, internet challenges can be silly or reckless. But the latest one is finally worthwhile
Tim Berners-Lee on 30 years of the world wide web: ‘We can get the web we want’
What started out as an idea for a way scientists could share information went on to change the world. Three decades later, its founder reflects on his creation
Google must be broken up due to its ‘overwhelming’ power, News Corp says
Media giant tells Australian inquiry Google’s search engine and advertising platform should be separated