Summary: Scientists at Stanford have identified excessive activity in the reticular thalamic nucleus (RT) as a driver of autism-like behaviors in a mouse model. The RT, a key regulator of sensory signals between the thalamus and cortex, became overactive during sensory stimulation and social encounters, producing seizures, repetitive actions, heightened sensory responses, and reduced social … Read more

Summary: A recent study shows that the acoustic qualities and energy level of songs influence the emotional tone and characteristics of the autobiographical memories they trigger. More acoustic, lower-energy tracks tended to evoke memories marked by calm, romance, and sadness, while louder, high-energy songs more often prompted memories of social fun, excitement, and amusement. Memories … Read more

Summary: A large genetic analysis has pinpointed more than 400 genes associated with different patterns of unhealthy aging, from cognitive decline to metabolic dysfunction. The research shows that frailty is not a single uniform condition but a set of distinct subtypes driven by separate biological pathways. These discoveries help explain why some people remain resilient … Read more

Summary: New research shows that aging interferes with memory by raising levels of the protein FTL1 (ferritin light chain 1) in the hippocampus. In mice, elevated FTL1 caused neurons to adopt simpler, less connected shapes and produced measurable memory decline. Reducing FTL1 in aged animals restored neural connectivity and improved cognitive performance, pointing to a … Read more

Summary: Researchers have created an AI-driven method called chronODE that models how genes switch on and off during brain development. By combining mathematical models, machine learning, and genomic time-series data, the approach identifies precise “switching points” that indicate when genes reach peak activity and when interventions might be most effective. The study shows that most … Read more

Summary: A new study reveals why some motor neurons are resistant to degeneration in amyotrophic lateral sclerosis (ALS) while others are vulnerable. Researchers found that motor neurons controlling eye movements sustain high baseline levels of protective genes such as En1 and Galanin, which appear to shield them from disease-related damage. By contrast, vulnerable motor neurons … Read more

Summary: Researchers have developed a safe, noninvasive, and painless method to enhance the sense of smell using radiofrequency waves. Instead of relying on strong odorants or medications, this approach stimulates olfactory nerves directly with a small antenna positioned near the forehead, producing measurable improvements in smell sensitivity. In controlled testing, a single five-minute session increased … Read more

Summary: New research indicates the brain represents hand and tool actions using a compact “action alphabet” housed in the supramarginal gyrus. This region constructs complex, object-directed gestures — like turning a key or cutting with scissors — by recombining a limited set of basic movement patterns known as kinematic synergies. Like letters forming words, these … Read more

Summary: New research reveals that the brain leaves subtle, measurable traces of creative insight minutes before an “aha!” moment. By filming mathematicians as they worked through difficult problems, researchers discovered that behavior became less predictable just prior to a breakthrough. Applying tools from information theory, the research team showed that unpredictability in moment-to-moment actions increased … Read more

Summary: A new systematic review conducted by researchers at the Icahn School of Medicine at Mount Sinai raises concerns about the safety of acetaminophen use during pregnancy. Applying the rigorous Navigation Guide review method, the team analyzed 46 studies involving more than 100,000 participants and found that higher-quality studies were more likely to report associations … Read more