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NVIDIA AI Releases Nemotron 3 Ultra: An Open 550B Mixture-of-Experts Hybrid Mamba-Transformer for Long-Running Agents

NVIDIA has released Nemotron 3 Ultra, the largest model in its Nemotron 3 family. It targets a specific problem: long-running agents that plan, call tools, and reason across many turns. As agents run longer, token counts grow and inference cost climbs. Nemotron 3 Ultra is designed to keep accuracy high while making that inference faster […]

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Careers guidance should be at the centre of Alan Milburn’s final Neet report | Letters

Dr Deirdre Hughes says the issue of chronic underinvestment in high-quality, impartial careers guidance across schools, colleges and communities needs to be addressedAlan Milburn’s interim review into young people not in education, employment or training lays bare what those of us working in careers support services have long observed: this is a system failure, not

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Starmer accuses Musk of trying to ‘whip up division’ in UK over Henry Nowak murder

PM says Britons are ‘reasonable, tolerant people’ and backs MP’s legal action against Grok firm over fake sexualised imagesUK politics live – latest updatesElon Musk is “interfering in our politics” and attempting to create division, Keir Starmer has said in a significant toughening of government language about the X owner.It comes after weeks of posts

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How to actually reduce your screen time: 12 simple, realistic tips to stop doomscrolling

Want to spend less time on your phone? We asked psychotherapists, professors and specialists for practical (and achievable) ways to cut down• The best screen-free activitiesEverywhere you look, people are glued to their smartphones. If you haven’t noticed this phenomenon, it’s likely because you, too, are glued to the little dopamine-deliverer.In March, Meta and YouTube

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Amazon expands ultra-fast deliveries in UK and adds same-day fruit and veg

Deliveries in 30 minutes or less coming to Manchester and Birmingham and fresh groceries service to start in London Amazon is expanding fast-track deliveries in the UK, including adding fresh fruit and vegetables to same-day services, after closing its standalone grocery stores.The firm said it would expand Amazon Now, its ultra-fast delivery service that already

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Miso Labs Releases MisoTTS: An 8B Emotive Text-to-Speech Model with Open Weights

Miso Labs has released MisoTTS, an open-weights 8-billion-parameter text-to-speech model. It generates expressive speech from both text and audio context. The model uses residual vector quantization (RVQ) to widen its sonic range. This avoids scaling a single flat vocabulary while keeping parameter count fixed. What is MisoTTS MisoTTS is an 8B-parameter text-to-dialogue RVQ Transformer. It

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Meet OpenJarvis: A Local-First Framework for On-Device Personal AI Agents with Tools, Memory, and Learning

Researchers at Stanford University and Lambda Labs, have published the research paper for OpenJarvis, an open-source framework that runs inference, agents, memory, and learning entirely on-device. The open-weight models configured through OpenJarvis land within 3.2 percentage points of the best cloud model on average, at roughly 800× lower marginal API cost per query and roughly

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‘Happiness is not just about GDP’: ambitious plan or utopia?

Some will question its credibility. But the alternative future to the one imagined in the World Justice Report is far more bleak• Academics set out sweeping vision for planetary survivalIn our increasingly dystopian world, who wouldn’t want to at least be open to a utopian antidote? The World Justice Report, published on Thursday, outlines how

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Smartglasses and earpieces may worsen exam cheating in schools, says Ofqual

Stronger checks likely to be needed in England to safeguard reputation of GCSE, AS and A-levels, says Ian BauckhamCheating in exams could be magnified by the new generation of wearable hi-tech devices such as smartglasses or invisible earpieces, according to England’s qualifications watchdog.Ian Bauckham, the head of the Office of Qualifications and Examinations Regulation (Ofqual),

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My year with the robots: how Joanna Stern let AI into her home, work – and heart

In 2025, the tech journalist invited artificial intelligence to do nearly everything for her, including editing the book she was writing about the experiment. Some of it was useful, some not – but it was her time with a chatbot companion that really shook herFor a year, Joanna Stern decided to turn herself into a

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