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News
New Study Flips Core Rule of Evolution
1+ hour, 36+ min ago (1085+ words) This multigenerational shift occurs because female hyenas inherit social rank from their mothers and stay in their natal clans, preserving privileges like priority food access, early reproduction, and longevity. Conversely, males disperse to join new clans and lose their maternal…...
Complete Drosophila Nervous System Mapped
1+ mon, 2+ week ago (1487+ words) Summary: Researchers published the first complete synapse-level wiring diagram, or connectome, of the entire central nervous system of an adult fruit fly (Drosophila melanogaster). The study integrates a newly mapped fruit fly spinal cord equivalent (the nerve cord) with the…...
Brain-First Hypothesis: Rethinking the Cambrian Explosion
2+ mon, 2+ week ago (746+ words) Summary: The “Cambrian Explosion”, the period roughly 500 million years ago when animal life rapidly diversified, may not have been a sudden burst of innovation. New research suggests this was a gradual, multi-stage process fueled by the evolution of the brain....