Brain has five ‘eras’, scientists say – with adult mode not starting until early 30s | Neuroscience

kept by eddie nov 26, 25

A study of brain scans from nearly 4,000 people identifies five developmental epochs with key turning points around ages nine, 32, 66, and 83.

A Different Type of Dementia Is Changing What’s Known About Cognitive Decline - The New York Times
LATE dementia, though less severe than Alzheimer’s alone, worsens Alzheimer’s symptoms when the two coexist, according to scientists.
also on #neuroscience, #aging, #research
We Induced Smells With Ultrasound
Researchers induced distinct smells (fresh air, garbage, ozone, campfire) by using focused ultrasound to stimulate the olfactory bulb, achieving non-invasive olfactory neuromodulation.
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What happens when you clone mice for 20 years straight?
Serial cloning of mice for 58 generations accumulated mutations and chromosomal abnormalities, causing efficiency to drop to near zero, yet surviving clones had normal lifespans.
also on #aging, #research
Anti-aging injection regrows knee cartilage and prevents arthritis
Blocking the 15-PGDH protein via injection regrows knee cartilage and prevents arthritis in aging and injured mice, with potential for human therapy.
also on #aging, #research