Daily Neuroscience for 12 April follows 4 stories from r/neuro and r/neuroscience, moving through sleep state eeg, cell hybrid implant, astrocyte memory, electric vision fish.

1. Sleep State EEG

This story is about a Nature paper on a deep neural network that can automatically identify REM, NREM, and wake states from single-channel EEG recordings in rats. The model was trained on one dataset and then tested on two others, and the authors say it held up across those different inputs.

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2. Cell Hybrid Implant

This story is about a Nature paper on a nonsurgical brain implant built from a hybrid of immune cells and electronics. The study describes tiny photovoltaic devices that can be carried through the bloodstream, home to inflamed brain tissue, and then enable local neuromodulation in mice without open surgery.

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3. Astrocyte Memory

This story from PNAS looks at a theory of neuron-astrocyte associative memory and the idea that astrocytes may do more than just support neurons. The paper argues that astrocytes, through their processes and connectivity, could help store memories and increase memory capacity beyond what synapses alone would provide.

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4. Electric Vision Fish

This story is about how researchers used an artificial neural network to decode electric vision in fish, as described in PNAS. Some fish can sense weak electrical fields to navigate and find prey in darkness, and the paper explores how that sensory world might be represented.

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That is Daily Neuroscience for April 12.