We can even make Santa Claus. Everything is possible! Just ask the Universe and It will give you!
On Sunday 27 October 2024 at 04:14:47 UTC+2 Liz R wrote: > This appears to be a step towards Bruno's ideas about digitising > consciousness. Can we make two copies and check with the fly which one it > thinks it is? > > On Friday 4 October 2024 at 07:45:24 UTC+13 John Clark wrote: > >> *A fly has been uploaded. That's the takeaway I got after reading an >> article in yesterday's issue of the journal Nature. Apparently Sebastian >> Seung, a leader of the project, had a similar thought because he is quoted >> as saying: * >> >> *“Mind uploading has been science fiction, but now mind uploading — for >> a fly, at least — is becoming mainstream science.”* >> >> *They put the brain of an adult fly in a bath of liquid plastic which >> soon hardened into a solid block. Then they sliced the entire brain into >> 7,050 super thin slices and took 21 million high resolution pictures of it. >> Then they wrote a computer program that could look at all those pictures >> and trace which neuron was connected to which; from that they were able to >> conclude that the fly brain had 139,255 neurons and 50 million connections. >> Pretty impressive considering that previously the best neuronal map was >> that of a worm that only had 385 neurons, but that's not even the best >> part. They used the information about how those 139,255 neurons were wired >> up to make a simulated fly brain on a computer, and they obtained typical >> fly behavior! Sebastian Seung said:* >> >> *"We show that activation of sugar-sensing or water-sensing gustatory >> neurons in the computational model accurately predicts neurons that respond >> to tastes and are required for feeding initiation. In addition, using the >> model to activate neurons in the feeding region of the Drosophila brain >> predicts those that elicit motor neuron firing. Our results demonstrate >> that modelling brain circuits using only synapse-level connectivity and >> predicted neurotransmitter identity generates experimentally testable >> hypotheses and can describe complete sensorimotor transformations."* >> >> *The researchers say their next target is uploading a mouse brain which >> has about 1000 times more neurons than a fly brain. * >> >> *A Drosophila computational brain model reveals sensorimotor processing* >> <https://www.nature.com/articles/s41586-024-07763-9.pdf> >> >> John K Clark See what's on my new list at Extropolis >> <https://groups.google.com/g/extropolis> >> vo3 >> >> >> >> -- 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/e3c9c7fa-c996-4cf5-881f-88dd44c31228n%40googlegroups.com.
