A big leap towards mental hospital. On Friday, 11 April 2025 at 20:34:39 UTC+3 John Clark wrote:
> *One year ago researchers mapped all the neural connections in a fly's > brain, now they have mapped all the connections in one cubic millimeter in > the part of a mouse's brain that deals with vision; It contained 200,000 > neurons with 524 million synaptic connections. They obtain this information > by slicing that cubic millimeter into 28,000 very thin slices and taking > electron microscopic pictures of them and then using AI to trace out the > connections and do proofreading. By way of comparison, the human brain has > about 86 billion neurons and 100 trillion synaptic connections, and > nVidia's Blackwell chip contains 208 billion transistors that can process > 327,680 threads simultaneously and can cycle 2.6 billion times a second, a > human brain neuron can fire about 100 times a second. And a modern data > center would contain well over 100,000 Blackwell chips or their equivalent.* > > *That one cubic millimeter produced 1.6 petabytes of data, about the same > as 22 years of continuous HD video.* > > > *Scientists map unprecedented detail of connections and visual perception > in the mouse brain > <https://www.nih.gov/news-events/news-releases/scientists-map-unprecedented-detail-connections-visual-perception-mouse-brain>* > > *John K Clark See what's on my new list at Extropolis > <https://groups.google.com/g/extropolis>* > 5*gp* > > -- You received this message because you are subscribed to the Google Groups "Everything List" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. To view this discussion visit https://groups.google.com/d/msgid/everything-list/de5708de-8e28-4a34-b5c9-805f198ef8a1n%40googlegroups.com.
