• A new interactive “ArXiv Data Map” visualization (https://lmcinnes.github.io/datamapplot_examples/arXiv/) was shared, offering a browsable, high-dimensional embedding of the entire arXiv corpus for literature discovery.

• A tweet thread by davidad (mirrored at https://xcancel.com/davidad/status/1844644053272387858) was highlighted, claiming that common estimates of neuron synapse receptor density are off by “several orders of magnitude,” prompting discussion about the accuracy of foundational neurotechnology assumptions.