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Jaime Alvarez

@jaimealvarez

Autopoiesian Uncertaintologist Santiago, Chile

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29.07.2023
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Latest posts by Jaime Alvarez @jaimealvarez

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Single-celled organism with no brain is capable of Pavlovian learning A trumpet-shaped, single-celled organism seems able to predict one thing will follow another, hinting that such associative learning emerged long before multicellular nervous systems

This is an awesome discovery:
A single-celled organism with no brain called Stentor seems capable of Pavlovian learning. Yes, it can actually learn to associate two things despite having no neurons.

My latest for @newscientist.com. πŸ§ͺ #science #memory #learning
www.newscientist.com/article/2519...

13.03.2026 17:08 πŸ‘ 225 πŸ” 70 πŸ’¬ 9 πŸ“Œ 21

bsky.app/profile/eliz...

10.03.2026 20:59 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

No solo rabia. EstΓ‘ diseΓ±ado para influir masivamente en la sociedad.

bsky.app/profile/eliz...

08.03.2026 23:59 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

We don’t need any more Sherlock adaptations when the perfect one exists (Elementary)

06.03.2026 14:16 πŸ‘ 36 πŸ” 5 πŸ’¬ 2 πŸ“Œ 1

- Que lindo te ves sin lentes.
- No uso lentes.
- Yo si.

06.03.2026 21:37 πŸ‘ 19 πŸ” 3 πŸ’¬ 2 πŸ“Œ 0
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Galileo’s handwritten notes found in ancient astronomy text Discovery sheds new light on how famed astronomer came to lead a scientific revolution

I love everything about this! The conviction that a major figure was not struck by a bolt of lightning but worked to understand the system he would ultimately critique and help dismantle. The scholarly sleuthing rare books β€” all of it. πŸ˜ŽπŸ€“
www.science.org/content/arti...

04.03.2026 23:33 πŸ‘ 237 πŸ” 91 πŸ’¬ 4 πŸ“Œ 6
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Β‘Felicidades!

Congratulations, #Chile for becoming the first country in the Americas, and the second globally, to eliminate #leprosy disease.

A true milestone for public health! And a testament to what leadership, science, and solidarity can accomplish.

Read more πŸ”— bit.ly/4b3Hpga

04.03.2026 15:36 πŸ‘ 164 πŸ” 34 πŸ’¬ 1 πŸ“Œ 1
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En el día Mundial de la Vida Silvestre te dejo este Chucao de la Suerte para que duermas bonito 😍

(Scelorchilus rubecula) 🐦

πŸ“Έ de Diego Navarro

04.03.2026 00:55 πŸ‘ 29 πŸ” 4 πŸ’¬ 5 πŸ“Œ 1

Debe estar denso el calor...

25.02.2026 20:14 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Una marca de arena para gatos que se llame SanderCats

22.02.2026 16:19 πŸ‘ 20 πŸ” 4 πŸ’¬ 4 πŸ“Œ 0
21.02.2026 18:29 πŸ‘ 16 πŸ” 4 πŸ’¬ 1 πŸ“Œ 0

Computers are useless. They can only give you answers. -- Pablo Picasso

21.02.2026 18:21 πŸ‘ 0 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Do you work or study in the fields of psychology, neuroscience, computer science, artificial intelligence, or philosophy?

What does the term 'representation' mean to you?

We invite you to participate in a brief survey on key conceptual questions across fields.

eu.surveymonkey.com/r/VX9GNXM

12.02.2026 13:39 πŸ‘ 66 πŸ” 60 πŸ’¬ 4 πŸ“Œ 3
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The Talk

16.02.2026 14:23 πŸ‘ 419 πŸ” 129 πŸ’¬ 7 πŸ“Œ 4
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15.02.2026 19:42 πŸ‘ 8 πŸ” 5 πŸ’¬ 2 πŸ“Œ 0
I'm sorry. As a technology writer, I'm supposed to be telling you that this bet will some day pay off, because one day we will have shoveled so many words into the word-guessing program that it wakes up and learns how to actually do the jobs it is failing spectacularly at today. This is a proposition akin to the idea that if we keep breeding horses to run faster and faster, one of them will give birth to a locomotive. Humans possess intelligence, and machines do not. The difference between a human and a word-guessing program isn't how many words the human knows.

I'm sorry. I know that when we talk about "digital sovereignty," we're obliged to talk about how we can build more data-centres that we can fill up with money-losing chips from American silicon monopolists in the hopes of destroying as many jobs as possible while blowing through our clean energy goals and enshittifying as much of our potable water as possible.

I'm sorry. As a technology writer, I'm supposed to be telling you that this bet will some day pay off, because one day we will have shoveled so many words into the word-guessing program that it wakes up and learns how to actually do the jobs it is failing spectacularly at today. This is a proposition akin to the idea that if we keep breeding horses to run faster and faster, one of them will give birth to a locomotive. Humans possess intelligence, and machines do not. The difference between a human and a word-guessing program isn't how many words the human knows. I'm sorry. I know that when we talk about "digital sovereignty," we're obliged to talk about how we can build more data-centres that we can fill up with money-losing chips from American silicon monopolists in the hopes of destroying as many jobs as possible while blowing through our clean energy goals and enshittifying as much of our potable water as possible.

CΓ³ry Doctorow with another verbal bullseye: pluralistic.net/2026/01/13/n...

18.01.2026 17:29 πŸ‘ 5015 πŸ” 1980 πŸ’¬ 57 πŸ“Œ 135

There are real risks to presenting a "hypothetical" story as "true" to an audience already doubtful of journalists and experts. bsky.app/profile/jasp...

14.02.2026 18:41 πŸ‘ 348 πŸ” 35 πŸ’¬ 4 πŸ“Œ 3

Good point. I had reposted the story, but now I undid it.

14.02.2026 18:52 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Wajajaaa. Por mi lado, hay un par de cosas que no como de preferencia, pero a veces igual las como, asΓ­ que voy por un 0.

13.02.2026 12:42 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

As someone who comes from a country that this kind of 'private currency' (es.wikipedia.org/wiki/Fichas_...) were used until the 1920s, this is a HORRIBLE idea. The impacts of private currency were so horrible that we study about them in middle and high school. If not, read sub sole and sub terra

12.02.2026 11:05 πŸ‘ 4 πŸ” 3 πŸ’¬ 1 πŸ“Œ 0
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A Staggeringly Beautiful Acoustic Fingerstyle Cover of the Classic Toto Song 'Rosanna' Guitar virtuoso Kent Nishimura performed a staggeringly beautiful acoustic fingerstyle cover of the classic Toto song "Rosanna".

A Staggeringly Beautiful Acoustic Fingerstyle Cover of the Classic Toto Song β€˜Rosanna’ laughingsquid.com/kent-nishimu...

09.02.2026 20:07 πŸ‘ 12 πŸ” 1 πŸ’¬ 1 πŸ“Œ 0
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New Mozilla Firefox version to allow AI features to be blocked Mozilla will allow Firefox users to entirely block current and future generative AI features on the browser.

Mozilla will allow Firefox users to entirely block current and future generative AI features on the browser after user feedback revealed many who wanted an AI-free browser experience.

03.02.2026 12:50 πŸ‘ 2146 πŸ” 709 πŸ’¬ 52 πŸ“Œ 211

I'm sorry the guy changing the rules on the fly is named what

07.02.2026 14:34 πŸ‘ 17861 πŸ” 4466 πŸ’¬ 250 πŸ“Œ 110

Tiene olor a gladiolo

05.02.2026 02:36 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0

Y un sour?

04.02.2026 19:43 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
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Le hice limpieza profunda a un refrigerador viejo, tan profunda que desatornillΓ© el ice maker. De entre el espacio entre la pared interna y ese aparato cayΓ³ este papel. Imagino una operaria de Mademsa pensando en dejar para la posteridad, modestamente, su rol en la fΓ‘brica. Saludos, doΓ±a Beatriz.

04.02.2026 15:38 πŸ‘ 36 πŸ” 7 πŸ’¬ 9 πŸ“Œ 1
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Tremendo lo de EspaΓ±a, de las mejores noticias del ΓΊltimo tiempo... se avisora un Nobel.

Que demuestra la importancia del financiamiento a la investigaciΓ³n cientΓ­fica:

Equipo del CNIO elimina tumores de pΓ‘ncreas en ratones por completo, y sin que aparezcan resistencias: www.cnio.es/noticias/el-...

28.01.2026 23:55 πŸ‘ 15 πŸ” 6 πŸ’¬ 0 πŸ“Œ 0

πŸ€¦β€β™‚οΈ

But as the great Cantinflas said "We're worse off, but we're better off. Because before we were doing well, but it was a lie."

28.01.2026 04:46 πŸ‘ 2 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
Francisco Gedda | EvoluciΓ³n de la serie Al Sur del Mundo, la travesΓ­a de los hermanos Gedda y mΓ‘s...
Francisco Gedda | EvoluciΓ³n de la serie Al Sur del Mundo, la travesΓ­a de los hermanos Gedda y mΓ‘s... YouTube video by Entrevistas Klein

Recomendable entrevista.

Afortunados fuimos de haber tenido un Al Sur del Mundo, un Frutos del PaΓ­s.

youtu.be/4Ykk2AekAjI?...

28.01.2026 03:26 πŸ‘ 7 πŸ” 7 πŸ’¬ 0 πŸ“Œ 0
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What the world can learn from Copenhagen’s cycling revolution Close to two-thirds of the city’s residents commute by bike to school or work every day.

β€œWhen mayors in other cities ask me how #Copenhagen afforded to invest in its cycling networks, I ask them how on earth they have been able to afford highway projects. We invested in bike lanes because that was the cheapest option.”

What the world can learn from Copenhagen’s cycling revolution.

23.01.2026 08:13 πŸ‘ 567 πŸ” 202 πŸ’¬ 5 πŸ“Œ 10