Study Finds Natural Selection Still Shapes Modern Humans
Summary: Using an age-stratified allele frequency approach across adults aged 24 to 70, researchers tracked how genetic variants change in frequency across…
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New Study Overturns a Fundamental Rule of Evolution
Summary: A new long-term analysis of spotted hyenas reveals that reproductive inequality becomes female-biased when measured across multiple generations. Short-term measures, such…
New Compound Could Restore Muscle Strength in Older Adults
Summary: A new study shows that lipoic acid trisulfide (LASSS) prevents age-related chemical modification of hepatocyte growth factor (HGF) and can convert…
New Obesity Drugs Target Specific Brain Circuits
Summary: A new Cambridge study finds that drugs targeting the glucose-dependent insulinotropic polypeptide receptor (GIPR) act through two anatomically distinct brain regions.…
New Study Maps Movement Abnormalities Across Mental Illnesses
Summary: Using the Hierarchical Taxonomy of Psychopathology (HiToP) framework, researchers analyzed self-reported motor symptoms alongside psychological dimensions in nearly 3,500 people without…
New Study Reveals Acid Ceramidase Link to Ferroptosis and Aging
Summary: A new study from the Salk Institute shows that senescent, or “zombie,” cells produce elevated amounts of the enzyme acid ceramidase.…
Engineers Redefine Light Delivery to Map Brain Activity
Summary: Researchers have developed a two-photon imaging platform called FlatMux that records electrical voltage signals from nearly 200 neurons simultaneously in living…
How 3D Genome Disruption Drives Alzheimer’s Disease
Summary: Researchers have found that the three-dimensional folding of the genome is substantially altered in specific brain cells of people with Alzheimer’s…
Midlife Brain Remodeling: How the Hippocampus Changes
Summary: A new single-cell multiomic study finds that the human brain undergoes coordinated shifts in gene regulation and three-dimensional genome architecture beginning…
New Study Finds Rapid Reversal of Autism Traits
Summary: New UCLA-led research shows that blocking an overactive mTOR signaling pathway quickly calms hyperexcitable neurons, restores disordered functional brain networks, and…
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