Neuroscience

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How artificial neural networks build their own learning machinery

ai, AI (Artificial Intelligence), Artificial Intelligence, Brain and cognitive sciences, Health sciences and technology, learning, Machine Learning, McGovern Institute, Neuroscience, Research, School of Science

As artificial intelligence becomes more and more powerful, its ability to handle human-like tasks is undeniable. Artificial neural networks can learn to recognize images, use language, or write computer code. Like the brain’s circuits, they reorganize themselves as they learn, adjusting the strengths of their connections to improve their performance.The question for many neuroscientists is:

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We all know a lack of exercise is bad for our bodies. So what is relying on AI doing to our brains? | Devi Sridhar

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I suspect nearly all of my students use AI, and I worry about its corrosive effects. We must not entrust tech companies with our long-term healthProf Devi Sridhar is chair of global public health at the University of EdinburghWhen I was a postgraduate student at the University of Oxford in the early 2000s, I interviewed

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Estimating suicide risk from text

ai, AI (Artificial Intelligence), Anxiety, Artificial Intelligence, Brain and cognitive sciences, Depression, Health, Health care, Machine Learning, McGovern Institute, Medicine, Mental health, Natural Language Processing, Neuroscience, Research, School of Science, Technology and society

When people reach out during a mental health crisis, a top priority for counselors is identifying those with a high risk of suicide. The distressed person’s language holds critical clues, and a new tool developed by scientists at MIT’s McGovern Institute for Brain Research is designed to pick up on and rapidly evaluate those signals.The

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Poitras Center to fuel early careers of 50 young scientists dedicated to psychiatric disorders research

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Patricia and James Poitras ’63, longtime MIT supporters, have launched a fellowship program for graduate students and postdocs studying major mental illness, expanding their MIT philanthropy to directly support early-career scientists. The commitment establishes 50 two-year fellowships through the Poitras Center for Psychiatric Disorders Research at MIT’s McGovern Institute for Brain Research. Five fellowships will be awarded every

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London neurosurgeons perform first successful AI-assisted operation to remove brain tumour

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Surgeons aided by real-time analysis of camera footage that identified critical anatomy in brain to be avoidedNeurosurgeons in London have performed the world’s first successful AI-assisted operation to remove a brain tumour, saving the sight of a 48-year-old man, health officials have said.The surgery was performed in May at the National Hospital for Neurology and

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Black Box: episode 1 – The connectionists – podcast

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Revisited: Guardian journalist Michael Safi looks into the world of artificial intelligence, exploring the dangers and promises it holds for societyToday in Focus is on a summer break and will be back with new episodes from 1 September. In the meantime, we are bringing you season one of Black Box, before the launch of season

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Excessive time spent online linked to stress and worse mood – study

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German study surveyed adults who engage in gaming, pornography and online shoppingSpending excessive time online is associated with higher stress levels, worse mood, and greater neglect of other activities, according to analysis.The new study by academics at the University of Duisburg-Essen published in the journal PLOS One, surveyed 900 German adults in 2025 who reported

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We must reject any notion of AI consciousness | Letters

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Artificial intelligence systems won’t become conscious for the same reason they won’t become pregnant, says Dr John PickeringAnil Seth is right to point out that to overestimate artificial intelligence is to underestimate ourselves (Once again we are told AI may be conscious – I study consciousness, and I have my doubts, 15 July). But he

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Brain implant helps paralysed man to feed himself and drink from cup

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Keith Thomas can move arms and hands, and feel sensation of touch after ‘double neural bypass’ and months of trainingA man who was paralysed from the chest down in a swimming accident six years ago has been able to feed himself and drink from a cup thanks to a brain implant that bypasses his spinal

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Once again we are told AI may be conscious – I study consciousness, and I have my doubts | Anil Seth

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Despite Anthropic’s claims, Claude is no more likely to achieve sentience than a simulation of a weather system is likely to generate a real hurricaneFor centuries, humans have been fascinated by the prospect of creating artificial beings in our own image. Of developing synthetic minds and artificial bodies that not only think but also feel,

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