OpenAI reinstates CEO Sam Altman to board after firing and rehiring

Altman ‘pleased’ investigation over, saying he could have handled dispute with former board member ‘with more grace and care’

Stephen Salter obituary

Inventor of rare versatility, whose projects ranged from a wave power device to the first AI robot

The Guardian view on Michelle Donelan: exposed as an online bully, she should now resign

Editorial: The science minister’s baseless allegations of extremism in relation to two academics, disseminated on social media, were unworthy of her office

The Guardian view on Wikipedia’s female volunteers: a hive heroism that changes history

Editorial: In the week of International Women’s Day, raise a glass to the unpaid contributors who are putting so many unsung lives on the map

Instagram overtakes TikTok as world’s most downloaded app

Copycat video feature Reels helps Meta app in fightback against Chinese-owned rival

‘We definitely messed up’: why did Google AI tool make offensive historical images?

Experts say Gemini was not thoroughly tested, after image generator depicted variety of historical figures as people of colour

In a digital ecosystem that relentlessly creates, extracts and stores, the notion of a disappearing text is very appealing

There’s a certain sense of freedom in the knowledge that some things won’t last for ever

‘No pictures, please’: What the Olsen twins’ social media blackout says about privacy

In this week’s newsletter: Going offline is the new height of luxury a world where every moment of life plays out on the internet

Spending on accidental subscriptions has doubled in a year in UK

Charity says problem getting worse, after hard-to-cancel contracts trapped quarter of UK adults last year at cost of £688m

AI could be an extraordinary force for good. So why do our politicians still not have a plan?

Yes, there are risks. But from boosting public services to driving economic growth, the technology could bring myriad benefits, says Guardian columnist Gaby Hinsliff

Profits may be down but the digital signal is improving at ITV – finally

Traditional ad revenue is suffering – but, crucially, streaming service ITVX is starting to deliver income

TikTok users flood Congress with calls as potential ban advances in House

Platform sent alert to US users urging them to protest bill that would make its parent company divest from the app or face a ban

Democrats investigate Elon Musk’s SpaceX over Russian ‘misuse’ of Starlink

House Democrats write to company about Russia’s alleged use of satellite internet service in war against Ukraine

Australian news media could seek payment from Meta for content used to train AI

News media bargaining code could apply to tech companies using massive amounts of online information for generative AI, researchers say