Ahead of its IPO, OpenAI has hired Dean Ball, the architect of Trump's AI Action Plan, to lead a new policy team, days after poaching Google's Shazeer.

Miami startup Subquadratic claims its SubQ model breaks the 'quadratic attention' bottleneck. Independent tests back much of it, but doubts remain.

Reliance Jio has filed for what could be India's biggest-ever IPO, and used the same AGM to unveil a $15bn satellite network to rival Starlink.

A new Haberman & Swan book claims Trump privately mocked Zuckerberg and Bezos for currying favour, showing Musk their texts as 'first-class groveling'.

A 6th Circuit panel ruled Ohio can require parental consent before under-16s use social media, reviving a law the tech ...

Bernie Sanders has introduced a bill to tax the biggest AI firms 50%, fund a $7tn public wealth fund, and pay every American over $1,000 a year.

Google is copying Nvidia's playbook, using financial guarantees and circular financing, to win customers for its TPUs and loosen its grip on AI chips.

AI's hunger for memory chips made Nothing scrap a phone and pushed Tim Cook to call the shortage 'unsustainable'. The smartphone market may shrink 15%.

Three Amazon engineers say they were investigated after backing Seattle's data-centre limits. The AI build-out backlash is now bipartisan, and internal.

General Atlantic is in talks to lead a $2bn round for Kuaishou's Kling AI at $18bn, a rare US bet on Chinese AI as Beijing tells firms to refuse US money.

The Guardrails Alliance, a $5mn tech-worker and union super PAC, has launched to counter the $100mn-plus Silicon Valley money backing pro-AI candidates.

Two AI systems, Germany's Mira and Google's Amie, matched or beat doctors on diagnosis and treatment in Nature studies, but only in simulations.