How Chronic Stress Accelerates Cognitive Aging
Summary: A longitudinal study of nearly 3,900 older adults found that strong social support consistently protects attention from age-related decline across sex,…
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How a Membrane Lipid Regulates Retinal Light Sensitivity
Summary: Using cryogenic electron microscopy and synthetic model membranes, researchers have mapped how the membrane phospholipid PIP2 binds to cyclic nucleotide-gated (CNG)…
Dogs Use Human-Like Consonant Bias to Parse Speech
Summary: A comparative EEG study shows that companion dogs, like humans, favor consonants over vowels when breaking continuous speech into word-like units.…
Why Do Some Primates Have Smooth Brains? The Science Explained
Summary: Most primates, including humans, develop large, highly folded brains, but the common marmoset grows a notably smaller and nearly smooth neocortex.…
Can Laughter Treat Depression? What Research Shows
Summary: A comprehensive review of clinical psychology and neuroimaging evidence shows that humor can strengthen resilience and help prevent depressive relapse, but…
Motor Cortex Activity Increases with Human Likeness
Summary: Researchers recorded single-neuron activity from people with tetraplegia using intracortical brain-computer interfaces (BCIs) and found that motor cortex activity while watching…
APOE4 Damages Brain Vessels and Blocks Waste Clearance
Summary: Researchers at Mount Sinai have uncovered how the Alzheimer’s genetic risk factor APOE4 actively drives cerebrovascular degeneration. Their work shows APOE4…
5 Distinct Brain Patterns Linked to Depression
Summary: Using magnetoencephalography (MEG), researchers have identified five distinct neurophysiological subtypes of major depressive disorder based on fast, whole-brain functional connectivity patterns.…
Ancient Midbrain Circuit Reveals How Social Escape Cues Are Detected
Summary: Researchers at the University of California San Diego have identified an evolutionarily conserved midbrain circuit that recognizes escape movements and the…
New Motor Cortex Map Reveals 16 Functional Subregions
Summary: An international team of researchers has produced the most detailed map to date of the mouse motor cortex, identifying 16 distinct…
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