June 30, 2025

Supercharged vaccine could offer strong protection with just one dose

  Researchers at MIT and the Scripps Research Institute have demonstrated that a single vaccine dose can elicit a robust immune response to HIV by incorporating two potent adjuvants — substances that enhance the immune system’s stimulation. The image shows the vaccine antigen (pink) being concentrated in a germinal center (yellow) within B cell follicles […]

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Neurons burn sugar differently: Discovery offers new hope for fighting neurodegeneration

by Buck Institute for Research on Aging edited by Gaby Clark, reviewed by Robert Egan   Credit: Pixabay/CC0 Public Domain A new study from scientists at the Buck Institute for Research on Aging has revealed a surprising player in the battle against Alzheimer’s disease and other forms of dementia: brain sugar metabolism. Published in Nature Metabolism, the research

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Researchers discover how caffeine could slow cellular aging

by Queen Mary, University of London edited by Stephanie Baum, reviewed by Andrew Zinin   Fission yeast cells in which the glucose transporter Ght5 is fluorescently labeled with green fluorescent protein (GFP). Credit: Olga Xintarakou, Queen Mary University of London A new study from the Cellular Aging and Senescence laboratory at Queen Mary University of London’s Centre for

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Researchers launch open-source robotic exoskeleton to help people walk

by Northern Arizona University edited by Sadie Harley, reviewed by Robert Egan   Different exoskeleton configurations operating on OpenExo’s software and electrical architecture. C) Combined hip-and-ankle exoskeleton, D) Elbow exoskeleton with the motor mount Bowden-cable transmission highlighted to emphasize the flexibility of the belt-to-motor interface design, which is just the inverted interface utilized for the ankles. Credit: Jack

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Sudden Vision Loss May Be a Cardiovascular Red Flag

A significant number of patients seen in cardiology practice are older adults with heart disease or established cardiovascular risk factors. Among them, complaints of declining visual acuity are not uncommon, either reported directly by patients or identified during ophthalmologic evaluation. Because some of these visual changes may have a vascular origin, it is important for cardiologists

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Sleep helps stitch memories into cognitive maps, according to new neuroscience breakthrough

by Eric W. Dolan  June 28, 2025 in Memory, Neuroimaging, Sleep A new study by neuroscientists at the Massachusetts Institute of Technology sheds light on how the brain creates internal maps of space. Their research in mice reveals that while some brain cells quickly encode specific locations, it takes a broader ensemble of neurons and repeated experiences—along with sleep—to

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Scientists prove this common vitamin acts at the cellular level to reverse signs of facial skin aging

06-29-2025 Scientists prove this common vitamin acts at the cellular level to reverse signs of facial skin aging ByEric Ralls Earth.com staff writer The skin is our first protective barrier. With time, the outer layer, the epidermis, thins out. It loses its ability to block external harm. Keratinocytes form most of this layer, moving upward

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One Gene Rewires Fear Circuits and Fuels Anxiety

FeaturedGeneticsNeurosciencePsychology ·June 28, 2025 Summary: Researchers have uncovered how losing the autism-linked gene PTEN in a specific set of inhibitory neurons reshapes brain circuits tied to fear and anxiety. Using advanced circuit-mapping techniques, they found that deleting PTEN in somatostatin-expressing neurons of the amygdala disrupted local inhibition by 50% while strengthening excitatory input from nearby brain

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Circulating Hematopoietic Stem Cells Show Diagnostic Potential

By Anita Chakraverty June 27, 2025 Share Credit: MedicalRF.com / Getty Images Researchers have tracked how circulating stem cells that support the lifelong production of blood and immune cells change across a person’s lifespan, which could simplify the diagnosis of blood cancers. The findings, in Nature Medicine, provide reference ranges for these hematopoietic stem and progenitor cells

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Scientists show how you’re unknowingly sealing yourself in an information bubble

by Eric W. Dolan  June 29, 2025 in Cognitive Science, Social Media [Adobe Stock] Stay on top of the latest psychology findings: Subscribe now! A new study published in PNAS highlights a powerful but often overlooked driver of belief polarization: the way people search for information online. Across 21 experiments involving nearly 10,000 participants, researchers found that people’s prior beliefs

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