How Slow Astrocyte Signals Control Behavior
Summary: Astrocytes, long considered passive support cells, are now shown to play a central role in controlling behavior by modulating neuronal activity…
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Spinal Fluid Markers May Reveal Early Frontotemporal Dementia
Summary: Frontotemporal dementia (FTD), a leading cause of early-onset dementia, is frequently misdiagnosed because its symptoms overlap with psychiatric and other neurological…
How Psychedelics Can Shift Brain Activity to the Right Hemisphere
Summary: A new hypothesis suggests that psychedelics may enhance empathy, insight, and psychological flexibility by transiently shifting brain function toward the right…
What Causes Orange Cat Fur? The Gene Behind Ginger Cats
Summary: After decades of uncertainty, scientists have pinpointed the genetic change responsible for orange fur in domestic cats: a deletion mutation in…
Why the Public Prefers Certain Organ Transplant Recipients
Summary: Americans are more likely to judge organ transplant eligibility by the cause of a person’s illness than by that person’s race…
How Astrocytes Shape Brain Function and Behavior
Summary: Once considered merely supportive cells, astrocytes are now recognized as active, flexible regulators of brain function and behavior. New research in…
Astrocytes, Not Neurons, Control Brain Attention and Alertness
Astrocytes, Not Neurons, Mediate Norepinephrine’s Effects on Synapses Summary: For decades, neuroscientists assumed neuromodulators such as norepinephrine influenced brain circuits by acting…
How All Senses Engage Deep Brain Hubs for Focus and Awareness
Summary: A large-scale fMRI analysis shows that when people sharply focus their attention, sensory signals from vision, hearing, taste, and touch converge…
How Recessive Genes Influence Health, Learning, and Fertility
Summary: New research shows that carriers of recessive pathogenic gene variants—individuals who carry a single mutated copy of a gene—are not always…
Long COVID Brain Fog Tied to Inflammation and Stress Markers
Summary: Researchers comparing people with long COVID to those who fully recovered found that individuals reporting persistent cognitive symptoms such as brain…
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