Depression does not just change how you feel. A study of 495,000 brain cells found it physically disrupts the brain’s ability to create new neurons in the region responsible for emotional memory.
Neuroscience · · 9 min read

Depression does not just change how you feel. A study of 495,000 brain cells found it physically disrupts the brain’s ability to create new neurons in the region responsible for emotional memory.

The dominant model of depression has centered on neurotransmitters for more than fifty years. When serotonin levels drop in the synapses between neurons, mood follows. When antidepressants prevent serotonin from…

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Saturday, August 29, 2026 Published today: 1 articles
Researchers analyzed the DNA of 72,635 living people and found 168 genetic variants actively being eliminated from the human population. Several of them cause cancer.

Researchers analyzed the DNA of 72,635 living people and found 168 genetic variants actively being eliminated from the human population. Several of them cause cancer.

The idea that human evolution has essentially stopped is one of those assumptions that feels intuitive without being rigorously tested. Modern medicine keeps people alive who might not have survived…

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