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Phys.org / Each protein in the epigenome produces a different pattern of gene expression, study finds

A new study finds the proteins responsible for controlling which genes are expressed in a genome do more than simply turn a gene on or off. Essentially, each type of protein that interacts with a gene produces different behaviors—a ...

Apr 20, 2026
Tech Xplore / Chatbots may fuel 'delusional spirals' that lead to real-world harm

Perhaps to the surprise of their creators, large language models have become confidants, therapists, and, for some, intimate partners to real human users. In a new study, AI researchers at Stanford studied verbatim transcripts ...

Apr 21, 2026
Medical Xpress / HIV's earliest immune battle leaves blood traces that forecast powerful antibodies years later

Some people living with HIV develop antibodies capable of neutralizing many different strains of the virus. New research links this to immune responses that occur early in infection. The findings, published in PLOS Pathogens, ...

Apr 21, 2026
Tech Xplore / He helped build AI. Now he is sounding the alarm about what comes next for everyone

Artificial Intelligence pioneer Geoffrey Hinton insisted Tuesday on the need to strictly regulate the technology, warning that it remained unclear if humanity could co-exist with super intelligent AI.

Apr 22, 2026
Phys.org / AI maps mammals' molecular 'dark matter' by predicting billions of missing metabolites

Invisible "dark matter"—what cosmologists call the mysterious glue that holds everything together—is estimated to make up more than a quarter of the universe. In chemistry, dark matter refers to the thousands of small molecules ...

Apr 21, 2026
Medical Xpress / Millions of US birth records uncover an autism risk surge tied to common drugs taken during pregnancy

A landmark study led by researchers at the University of Nebraska Medical Center (UNMC) and published in Molecular Psychiatry has identified a significant association between prenatal prescription of commonly utilized medications ...

Apr 20, 2026
Tech Xplore / Wastewater sludge treatment boosts renewable natural gas 200% and halves disposal costs

A pilot study of a new method for treating sewage sludge from a wastewater treatment plant efficiently created renewable natural gas while reducing the cost of the treatment. The work, reported in the Chemical Engineering ...

Apr 21, 2026
Phys.org / Breaking a shared defense restores antibiotics against two cystic fibrosis lung bacteria

A newly discovered mechanism renders antibiotic-resistant bacteria vulnerable by disabling both their individual resistance and a process known as cross-protection, the ability of resistant bacteria to shield nearby, otherwise ...

Apr 21, 2026
Tech Xplore / From Siri to scams, AI voice clones now beat human speech in noisy settings

Synthetic voices are increasingly a part of our lives, from digital assistants like Siri and Alexa to automated telemarketers and answering machines. With the expansion of generative AI, a new type of synthetic voice has ...

Apr 21, 2026
Medical Xpress / Common drug fails to ease knee osteoarthritis pain in largest trial yet

The University of Tasmania's Menzies Institute for Medical Research has found that the commonly prescribed medication, Diacerein, does not improve knee osteoarthritis symptoms, following a national study. Diacerein, a medication ...

Apr 21, 2026
Medical Xpress / Cardiorespiratory fitness may cut dementia, depression and psychosis risk

Many studies carried out over the past decades have explored the relationship between mental and physical health, showing that the two are often interlinked. One well-established indicator of overall physical health is cardiorespiratory ...

Apr 19, 2026
Medical Xpress / Creating a wireless tissue-aware medical device network in the human body

Diagnostic tests for stomach conditions are tough for patients, as many of the most accurate ones involve minor surgical procedures or invasive techniques. Swallowable medical devices have emerged as a possible solution. ...

Apr 21, 2026