Closing arguments begin in high-stakes Musk v OpenAI courtroom showdown

Jury set to deliberate and return a verdict on whether they believe AI firm and Altman are liable in case

Closing arguments began on Thursday in Elon Musk’s lawsuit against Sam Altman and OpenAI, bringing the weeks-long courtroom battle between the two tech moguls nearer to a decision. A nine-person jury is set to deliberate and return a verdict on whether they believe the AI firm and Altman are liable in the case.

The trial, which began last month in an Oakland, California, federal courthouse, has gripped Silicon Valley and featured some of the tech industry’s biggest names as witnesses. Attorneys for both sides have presented testimony and documents that have exposed Musk and Altman’s private dealings, as well as provided a window into the contentious history of OpenAI.

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Chinese court awards compensation to sacked worker replaced by AI

Case attracts widespread attention as example of China balancing enthusiastic adoption of AI with job security

A court in China has ruled in favour of a worker whose company replaced him with artificial intelligence (AI), awarding him more than £28,000 in compensation.

The worker, whose surname is Zhou, joined a tech company in the eastern city of Hangzhou in 2022 as a quality assurance supervisor overseeing large language models used in AI products.

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Chelsea flower show garden designers clash over use of AI

Horticulturalists express alarm after award-winning Matt Keightley launches app that can automate designs

With glasses of champagne sipped among the peonies, Chelsea flower show is generally a friendly and genteel occasion. But this year, the secateurs have been drawn as gardeners clash over the use of AI in designing the exhibits.

Matt Keightley, an award-winning designer who has created gardens for figures including Prince Harry, is using artificial intelligence to design his garden for the prestigious show, held at the Royal Hospital gardens in Chelsea, London, next week.

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Trump heads to China to spread the gospel of American tech while emulating Xi Jinping on AI

Tim Cook and Elon Musk, among other tech CEOS, will accompany the US president on a trip to China

Donald Trump is heading to China this week. If his guest list is any clue, he wants to discuss technology with Xi Jinping, though perhaps after the war in Iran.

On Monday, news broke that outgoing Apple CEO, Tim Cook, as well as SpaceX and Tesla CEO, Elon Musk, would join the US president. Other guests from the tech sphere include Meta’s recently appointed president, Dina Powell McCormick; Sanjay Mehrotra, CEO of computer memory maker Micron; Chuck Robbins, CEO of longtime telecom giant Cisco; and Cristiano Amon, CEO of semiconductor maker Qualcomm, according to a White House official.

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Amazon halts sales of illegal high-speed ebikes in California after fatal crashes

Recent consumer alert on ebike safety laws says some vehicles should be classified as mopeds or motorcycles

Amazon said it plans to stop selling certain high-speed electric bicycles in California after a string of high-profile incidents and a consumer alert that the state attorney general issued last month.

In April an 81-year-old man in Orange county died after a teenager illegally riding an e-motorcycle struck him. The teen’s mother, Tommi Jo Mejer, has since been charged with involuntary manslaughter in Ed Ashman’s death as officials say she was warned it was illegal for her son to operate the vehicle.

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Trump Media and Technology Group lost $406m in first three months of 2026

Parent company of president’s Truth Social platform generated only $870,000 even as net sales were up 6%

The parent company of Donald Trump’s Truth Social platform – one of the president’s preferred communications channels – lost nearly $406m in the first three months of the year while generating a little over $870,000 in revenue, according to financial filings.

The Trump Media and Technology Group’s quarterly report for January to March 2026 showed that while net sales were up 6% year over year, the company took sizable losses related to other investments.

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Google DeepMind workers in UK vote to unionize amid deal with US military

Exclusive: Worker pointed to Iran war and Pentagon’s Anthropic feud as indications the department is ‘not a responsible partner’

Workers developing Google’s artificial intelligence products in the UK have voted to unionize, in part out of concerns about a deal between the company and the US military that was announced last week.

In a letter slated to go to management on Tuesday and shared exclusively with the Guardian, workers at Google DeepMind, the company’s AI research laboratory, requested recognition of the Communication Workers Union and Unite the Union as joint representatives of the lab’s UK-based staff.

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Starmer adviser held 16 undisclosed meetings with top US tech bosses

Exclusive: Varun Chandra’s talks with Google, Meta, Apple and others raise fears of ‘lobbying behind closed doors’

An influential government adviser close to Keir Starmer and Rachel Reeves held 16 undisclosed meetings with top US tech executives, the Guardian can reveal.

The No 10 business aide Varun Chandra discussed regulatory changes, AI and Donald Trump’s second administration with tech corporations during confidential meetings between October 2024 and October 2025. In one meeting he offered to help a top executive meet the prime minister directly.

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Zambia cancels world’s largest human rights and tech summit days before start

Government blocks RightsCon 2026 conference saying it did not ‘align with national values’

The world’s largest conference on human rights and technology has been cancelled just days before it was due to start after the Zambian government told organisers it did not align with “national values”.

Zambia’s government had originally welcomed the RightsCon 2026 summit on “human rights in the digital age”, due to be held in the capital, Lusaka, on 5-8 May, but Thabo Kawana, permanent secretary for the Ministry of Information & Media, said last week that the conference would not go ahead to allow time to ensure the gathering “aligns with Zambia’s national values, policy priorities, and broader public interest considerations”.

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Watchdog weighs investigation into Farage’s undisclosed £5m gift

Electoral Commission reviewing whether Reform UK leader should have declared billionaire’s gift before entering parliament

The UK elections watchdog is considering whether to investigate an undisclosed £5m gift received by Nigel Farage before he announced his candidacy at the last general election.

The Guardian revealed this week that the crypto billionaire Christopher Harborne gave the Reform UK leader the money.

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More private health records of UK Biobank volunteers appear on Chinese website

Patrick Vallance says government working with Chinese officials to remove postings from Alibaba after Biobank data breach last week

There have been further listings of confidential health records of UK volunteers on the Chinese website Alibaba since the breach reported last week, and the government is braced for further leaks, the science minister has said.

Addressing a House of Lords debate on the attempted sale of data belonging to 500,000 UK Biobank volunteers, Patrick Vallance said the government had worked with Chinese officials to remove additional postings on the online marketplace.

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Cynthia Erivo interrupts Dracula performance after spotting audience member’s camera

Wicked star’s one-woman West End show was stopped in response to an increasingly common problem for theatres

A performance of Dracula in the West End on Monday night was halted after its star, Cynthia Erivo, spotted that an audience member appeared to be filming the show.

A representative for the production, in which Erivo plays all 23 roles, confirmed that there had been a short stop caused by the incident. A commenter on the forum Theatreboard, who said they had been at the show, wrote that Erivo – roughly an hour into the performance – “looked out into the audience and said: ‘Are you filming? Is someone filming?’ and stopped the show”. Another commenter said that they had attended Dracula – which is at the Noël Coward theatre – the following night and that there were extra reminders to the audience about taking photos and filming.

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Meta found in breach of EU law for failing to keep children off platforms

Commission says tech company does not have effective measures to keep under-13s off Facebook and Instagram

The tech company Meta has been found to be in breach of EU law for failing to prevent children under 13 from using its Facebook and Instagram platforms.

Issuing the preliminary findings of a nearly two-year investigation, the European Commission said on Wednesday that Meta did not have effective measures in place to stop under-13s accessing its services.

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Trump administration labels Australia’s media bargaining laws ‘foreign extortion’

Albanese defends plan forcing Meta, Google and TikTok to make deals with Australian news publishers through a levy

The Trump administration has described Australia’s moves to make big tech companies pay for news online as “extortion” but Anthony Albanese defended the plan by saying it was about protecting and rewarding media outlets for the work they produce.

Labor’s plan to encourage Meta, Google and TikTok to make deals with Australian news publishers, or face a 2.25% levy, is likely to be supported by the Coalition and Greens in parliament. But a bigger problem may be the ire of Donald Trump, who has strongly opposed extra regulation being imposed on US-based tech companies. A major tech industry lobby group on Wednesday urged the White House to consider retaliatory trade measures.

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Humanoid robots to become baggage handlers in Japan airport experiment

Japan Airlines will introduce the robots for trial run at a Tokyo airport amid country’s surge in inbound tourism and worsening labour shortages

Japan’s famously conscientious but overburdened baggage handlers will soon be joined by extra staff at Tokyo’s Haneda airport – although their new colleagues will need to take regular recharging breaks.

Japan Airlines will introduce humanoid robots on a trial basis from the beginning of May, with a view to deploying them permanently as a solution to the country’s chronic labour shortage.

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Britain becoming ‘soft target’ for Russian propaganda, says security expert

Fiona Hill tells MPs UK is ‘vulnerable’ because it does not educate people on how to deal with information warfare

Britain is becoming a soft target for Russian and other state propaganda because the UK is not prepared to educate people on how to deal with information warfare, according to a former White House adviser and security expert.

Fiona Hill told a parliamentary committee that she feared the UK had become “extraordinarily vulnerable” to online manipulation feeding into the electoral system because there was a lack of discussion about civil defence.

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US justice department steps in on behalf of xAI in Colorado regulation case

Move creates conflict between state and administration as Trump seeks federal framework over states handling issue

The US justice department said on Friday it had intervened in a lawsuit by Elon Musk’s xAI challenging a Colorado law aimed at regulating artificial intelligence systems.

In its intervention, the justice department said the law violated the 14th amendment’s equal protection guarantee by requiring companies to guard against unintended discriminatory effects while allowing some discrimination aimed at promoting diversity.

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Officials hugely underestimated impact of AI datacentres on UK carbon emissions

Revised figures increase fears about how the energy-intensive sites could worsen the climate emergency

The UK government vastly underestimated the climate impact of artificial intelligence, it has emerged, after officials raised their estimate of carbon emissions from the technology by a factor of more than 100.

According to new data quietly published this week, energy use by AI datacentres in the UK could cause the emission of up to 123m tonnes of carbon dioxide (MtCO₂) – about as much as generated by 2.7 million people – over the next 10 years.

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‘Look, no hands’: China chases the driverless dream at Beijing car show

As domestic sales slow manufacturers are investing in AI and seeking growth in technology and in overseas markets

At the world’s biggest car fair, which opened in Beijing on Friday, there were hundreds of manufacturers, more than 1,000 vehicles, hundreds of thousands of enthusiasts – and hardly anyone behind a wheel.

China’s car companies have cornered the domestic electric vehicle market, and are increasingly visible on the global stage. Now they are turning their attention to what they are betting is the future of mobility: autonomous driving.

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Billionaire sues digital currency venture co-founded by Trump and sons for illegal account freezing

Justin Sun alleges World Liberty Financial installed tools to prevent sale of his tokens after they became tradeable

Billionaire crypto entrepreneur Justin Sun on Tuesday sued World Liberty Financial, the digital currency venture co-founded by Donald Trump and his sons, alleging that World Liberty illegally froze his holdings of tokens issued by the company.

Sun, the largest investor in World Liberty, alleged in the lawsuit, filed in a federal court in California, that the company secretly installed tools to prevent the sale of his tokens after they became tradeable in September 2025. The lawsuit also alleges that World Liberty threatened to “burn” – or permanently delete – his holdings, even while they were in Sun’s digital wallet.

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