Major step towards human exo brains and, eventually, whole brain regeneration! That neural tissue can organize and integrate itself into an existing nervous system without specifying every connection is especially encouraging. Astra's forecast under short AGI timelines: https://x.com/hamandcheese/status/210070…

NathanielEDavid@NathanielEDavid1d ago

They deleted most of a mouse's cortex before it was born, filled the empty skull with human neurons, and the mouse walked, learned and remembered https://t.co/zu9BqUwcwD