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Zhuāngzǐ's Tree

@radioactivegorgon.bsky.social
135 followers 304 following 231 posts

This account is used to post or re-post political and/or academic interests—mostly. Predictive processing enthusiast. she/her

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Steve Fleming @smfleming.bsky.social · 09/09/2026
Glad to be part of this elegant study that is reshaping the way I think about metacognition. Confidence is strikingly goal-sensitive, with supposedly sensory biases such as PEB being readily flipped through instruction. Led by Prady Sepulveda and Benedetto De Martino www.biorxiv.org/content/10.6...
biorxiv.org
Goals shape human confidence
Confidence guides our decisions: it determines when we commit to a choice, gather more information, or change our minds. Prominent models treat confidence as a readout of the evidence in support of a ...
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Nicole Rust @nicolecrust.bsky.social · 04/09/2026
The superposition of these two studies — both incredible — reflect a snapshot of "one big thing" systems neuroscience has yet to resolve. In mice: 1. Task-related signals are everywhere. 2. Absent large swaths of "everywhere," suprisingly sophisticated learning & behavior remains.
Post by Enny van Beest, "Brainwide representation of navigation"Post by Jieyu Zheng, "How fast can mice learn complex mazes?"
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Neil Vigdor @gettingviggy.bsky.social · 02/09/2026
The Academy of Natural Sciences in Philadelphia, which is affiliated with Drexel University, cited attendance struggles and higher costs in its decision to close. www.nytimes.com/2026/09/01/u...
nytimes.com
A Nearly 200-Year-Old Museum Known for Its T. Rex Faces Extinction
The Academy of Natural Sciences in Philadelphia, which is affiliated with Drexel University, cited attendance struggles and higher costs in its decision to close.
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Earl K. Miller @earlkmiller.bsky.social · 31/08/2026
Attention control ability is associated with frontoparietal control network interactions doi.org/10.1073/pnas... #neuroscience
doi.org
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
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Philip Ball @philipcball.bsky.social · 30/08/2026
Earlier in the summer I suggested I’d do a thread on this gnarly paper. Better late than never. (Yes, it's more WTF biology.) 🧵 /1 www.nature.com/articles/s41...
nature.com
Subnuclear genome compartmentalization controls bivalent chromatin activity - Nature
Knowledge of the spatial location of a gene is necessary to understand its epigenomic regulation.
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marina grlica 🌱 @dovesplants.bsky.social · 26/08/2026
see you space cowboy tim curry
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Ken Miller @kenmiller.bsky.social · 26/08/2026
This is wild. >1/2 of HC synapses disappear in artificial hibernation, come back in same/similar locations & memories intact. ~1/2 of engram synapses-between two memory-tagged cells-are clustered on dendrites, those preferentially spared. Not biggest synapses. 1/ www.science.org/doi/10.1126/...
This shows the visual abstract and a paragraph from the extended abstract of the linked article.
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Zhuāngzǐ's Tree @radioactivegorgon.bsky.social · 25/08/2026
I don't know why these people kept going after bus drivers. In one case I can sorta recall, accusing them of elaborate rituals in the middle of a bus route that never had any delays or indication of something being wrong.
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Lisa Feldman Barrett @lisafeldmanbarrett.com · 25/08/2026
How does your #brain turn light waves, air pressure, and racing hearts into sights, sounds, and emotions? By generating categories. @quantamagazine.org explains our recent @nature.com paper and why it matters. With @earlkmiller.bsky.social. www.quantamagazine.org/a-new-framew...
quantamagazine.org
A New Framework for How the Brain Compresses Our Noisy World | Quanta Magazine
An updated view of categorization reflects the modern understanding that the nervous system is more of a prediction engine than a filing cabinet.
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Ctenophores Rock! @ctenophoresrock.bsky.social · 25/08/2026
Happy #CtenophoreCtuesday! For your moment of zen, enjoy this tentacular (comb) jelly roll 🪼🌀 Captured by the ever-talented macro-photographer & scientist @adameykolab.bsky.social 🤩 Stay tuned for next week as we comb through the internet looking for all things #ctenophore! #MarineLife #scicomm
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Zoomer Antimillenarian @surcomplicated.bsky.social · 24/08/2026
Astrology is bad and ppl who take it seriously should feel bad. All the granola crunch crankery ppl thought was harmless keeps producing utter horror in the real world.
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lastpositivist.bsky.social @lastpositivist.bsky.social · 23/08/2026
So I sort of think we're in a bit of a good for the goose good for the gander situation. The misconduct charges should actually receive proper investigation for the same reason that the charges against Arday should have. I hope the media will be more civilised in this case than they were with Arday.
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Avel Guénin--Carlut @avel.kairos-research.org · 23/08/2026
Very emphatically, the mind doesn't work that way - and neither does evolution link.springer.com/article/10.1...
link.springer.com
Is Evolutionary Psychology Possible? - Biological Theory
In this article I argue that evolutionary psychological strategies for making inferences about present-day human psychology are methodologically unsound. Evolutionary psychology is committed to the vi...
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Dr. Walter Veit @walterveit.bsky.social · 22/08/2026
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Zhuāngzǐ's Tree @radioactivegorgon.bsky.social · 22/08/2026
Since folks are talking about the satanic panic again: If you want to understand the perpetuation of ritual abuse stories, this is a very solid read. It's a phenomenon that can adapt to various zeitgeists and extends beyond just satanism. And it is unfortunately an ongoing problem.
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A Frogs Gent @frogsgent.bsky.social · 21/08/2026
From a certain perspective, this is arguably what the Emperor was Trying To Make, it just didn't go so well. It's probably hard to ignore the specter of human irrationality when it has a habit of physically manifesting in the world and has Very Sharp Teeth.
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c0nc0rdance @c0nc0rdance.bsky.social · 22/08/2026
How your email finds me.
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The Dissenter @thedissenteryt.bsky.social · 21/08/2026
Learn about psychological epigenetics and other fads in #Neuroscience in my second interview with Dr. Kevin Mitchell (@wiringthebrain.bsky.social). #Science Full interview: youtu.be/6Ugbm6HJko4
youtu.be
#486 Kevin Mitchell: Psychological Epigenetics, and Other Fads in Neuroscience
YouTube video by The Dissenter
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Earl K. Miller @earlkmiller.bsky.social · 19/08/2026
New paper/theory: Analog Cognition and Consciousness Thoughts, actions, and our unified sense of consciousness may emerge from wave patterns, which both shape and are shaped by neuron firing to create coherent mental states. www.jneurosci.org/content/46/3... #neuroscience
jneurosci.org
Analog Cognition and Consciousness
Cognition and consciousness may arise from bidirectional interactions between neuronal spiking and rhythmic electric field activity (brain waves). Goal-directed behavior relies on top-down control to ...
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The Transmitter @thetransmitter.bsky.social · 19/08/2026
In this episode, @braininspired.bsky.social talks with @marcofacchin.bsky.social about why computational explanations of cognition, though powerful, aren't the only game in town. #neuroskyence www.thetransmitter.org/brain-inspir...
thetransmitter.org
Marco Facchin on theories, explanations in neuroscience
Computational explanations of cognition, though powerful, aren’t the only game in town.
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Institute of Art and Ideas @iai.tv · 19/08/2026
Are our gut senses of good and evil a reliable moral compass? | bit.ly/4ghfmfI Psychologist Jordan Theriault-Brown argues morality is in fact an energy-saving trick of the brain. Our brains crave a predictable world, and moral feelings enforce rules that make our behavior predictable.
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William B. Fuckley @opinionhaver.bsky.social · 18/08/2026
I kind of depressingly think that a downside of openness is that large swathes of the population are basically incapable of really modeling selection bias in their head, and so countries and institutions that make some effort at accountability and transparency look 'worse' to them.
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Warwick Anderson @wombatscholar.bsky.social · 18/08/2026
Interesting article but too voyeuristic for me. Deals with issues not focused on in Collectors of Lost Souls, for various reasons. Nice to be quoted but an article so dependent on my book might at least have named it... @newyorker.com @hopkinspress.bsky.social @mxmcadam.bsky.social #STS #histsci
newyorker.com
The Scientist Who Lived with Dozens of Children from the Pacific Islands
Carleton Gajdusek won the Nobel for his work on a disease in Papua New Guinea. But his biggest experiment was on the children he took back to the U.S.
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Steve Hudson @dustcircle.bsky.social · 16/08/2026
Why one of the most common #braindisorders is also one of the most misunderstood The story of functional #neurologicaldisorder is beginning to turn a corner. www.fastcompany.com/91590677/fun...
fastcompany.com
Why one of the most common brain disorders is also one of the most misunderstood
The story of functional neurological disorder is beginning to turn a corner.
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/nəˈθænjəl/ @nathanielbdemiller.bsky.social · 10/08/2026
A new kind of "metal-eating" bacteria was discovered on the Titanic in 2010: Halomonas titanicae, a halophilic (salt-loving) microbe that corrodes iron and steel by deriving energy from the oxidation of metal, converting it into rust formations (rusticles).
Rusticles found on the wreck of the RMS Titanic

Wikipedia 

Lori Johnston, RMS Titanic Expedition 2003, NOAA-OE
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Jerry Chen @jcsalterego.bsky.social · 10/08/2026
good news i'm in the newspaper. bad news i need to talk to the editor of this headline
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mtsw @mtsw.bsky.social · 10/08/2026
gillcels seethe after getting mogged by oxygenmaxxing lungschads bsky.app/profile/desi...
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Ersatz Doctor @ersatzdoctor.bsky.social · 09/08/2026
The cool thing about having an existential crisis as a philosopher is that it technically counts as research
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Henry Mance @henrymance.ft.com · 09/08/2026
Chris Hohn, billionaire hedge fund manager: ‘All these people who say we can't afford net zero - they're completely misunderstanding the gravity of the situation.' www.thetimes.com/article/de38...
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Earl K. Miller @earlkmiller.bsky.social · 08/08/2026
We have a long way to go before we understand consciousness. Why assume an explanatory gap exists before establishing that it does? The “hard problem” is just dualism in sheep’s clothing. www.noemamag.com/there-is-no-... #neuroscience
noemamag.com
There Is No ‘Hard Problem Of Consciousness’ | NOEMA
Consciousness is not separate from the physical world — our “soul” is of the same nature as our body and any other phenomenon of the world.
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Michael Hobbes @michaelhobbes.bsky.social · 08/08/2026
THANK YOU www.theatlantic.com/ideas/2026/0...
More important, the bat viruses that the grant paid the lab to study are so genetically distant from SARS-CoV-2 that they could not have produced it, a point that independent virologists have made repeatedly. That disposes of the specific charge that research that Fauci’s agency funded produced the virus. It did not.
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Brandon Friedman @brandonfriedman.bsky.social · 08/08/2026
Highly usable post from last year
@weedle.bsky.social: Pete Hegseth is not going to remember his soldiers need food.
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David Marx @digthatdata.bsky.social · 03/08/2026
> Mark: What’s your take on the replication crisis? > Berna: It’s past time we stopped using the phrase altogether. hear hear!
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Zhuāngzǐ's Tree @radioactivegorgon.bsky.social · 03/08/2026
It's definitely true that people can't always re-cover ground that should've been established, especially in art. Though, thinking about some of the thread's ideas from an autistic perspective, I do often wonder about how frequently I've seen people overestimate shared socialization and meaning.
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Kevin Mitchell @wiringthebrain.bsky.social · 21/07/2026
I'm (briefly) discussing the idea of Transgenerational Epigenetic Inheritance in my new book and when it comes to human beings, this blogpost from 2018 still stands... www.wiringthebrain.com/2018/05/gran...
wiringthebrain.com
Grandma’s trauma – a critical appraisal of the evidence for transgenerational epigenetic inheritance in humans
Can molecular memories of our ancestors’ experiences affect our own behaviour and physiology? That idea has certainly...
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Dr. Aparna Shah 🧠 👩‍🔬 @neuromusings.bsky.social · 01/08/2026
This video helps convey the gist of it youtu.be/HZRGWPLeMIg?...
youtu.be
Myths v Science: What Does Dopamine Actually Do? | What’s Up Docs
YouTube video by BBC Sounds
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Zhuāngzǐ's Tree @radioactivegorgon.bsky.social · 01/08/2026
A lot of frustration in the world would be manageable if people reliably remember that communication necessarily works via causing another person's memory to attempt recreating context-pertinent experiences and that it's actually kind of a miracle that our different brains get as far as they do.
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Sarah Taber @sarahtaber.bsky.social · 31/07/2026
If you want to know more about how *legal* immigration for farm workers can actually make them *more* vulnerable to exploitation, abuse, & even trafficking, this linked article from cdmigrante.org is GREAT.
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Institute of Art and Ideas @iai.tv · 28/07/2026
Evan Thompson recently argued reality cannot be a hallucination: if brains hallucinate reality, then the brain itself must be part of the hallucination. bit.ly/45rHd7S Now, Jan Westerhoff replies to Thompson, arguing that his objection misses the radical core of the neuroscientists’ claim.
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Demetrio Ferro @d-ferro.bsky.social · 28/07/2026
Excited to share our latest publication, out now in @natcomms.nature.com !🧠🔍 Accumulating virtual rewards enhances both decision-making accuracy and neural value encoding in dorsal anterior cingulate cortex by dynamically shifting a goal-dependent internal reference point. doi.org/10.1038/s414...
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Andrew D Wilson @adw.bsky.social · 27/07/2026
This is weirdly reassuring
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ae @aelkus.bsky.social · 28/07/2026
since there are no horses in the uma musume timeline, one youtuber speculated that instead of the trojan horse they just had a giant oguri cap
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Rob DenBleyker @robdenbleyker.com · 25/07/2026
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Massimo (mirror) @rainmaker1973-m.bsky.social · 25/07/2026
The sea bunny is the nudibranch known for its fluffy appearance that resembles a rabbit. Its "ears" are sensory tentacles called rhinophores, and its "fur" is made of small, sensory structures called caryophyllidia that help it interpret its environment. Original post
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Seth Cotlar @sethcotlar.bsky.social · 25/07/2026
“Where we perceive a chain of events, [the angel of history] sees one single catastrophe wch keeps piling wreckage & hurls it in front of his feet…A storm blowing in from Paradise irresistibly propels him into the future, while the pile of debris grows skyward. This storm is what we call progress.”
'Gruss vom Angelus'
A Klee painting named 'Angelus Novus' shows an angel looking as though he is about to move away from something he is fixedly contemplating. His eyes are staring, his mouth is open, his wings are spread.
This is how one pictures the angel of history. His face is turned toward the past. Where we perceive a chain of events, he sees one single catastrophe which keeps piling wreckage and hurls it in front of his feet.
The angel would like to stay, awaken the dead, and make whole what has been smashed. But a storm is blowing in from Paradise; it has got caught in his wings with such a violence that the angel can no longer close them. The storm irresistibly propels him into the future to which his back is turned, while the pile of debris before him grows skyward. This storm is what we call progress.
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Carl T. Bergstrom @carlbergstrom.com · 25/07/2026
This would be the end of my US federal funding if of the anyone in thrall to the current powers-that-be knew that Nature is not a homeopathic aromatherapy magazine. Below, the thread referenced. h/t @thomasbackhaus.eu
Some scientists have been quick to criticize the report. Carl Bergstrom, an evolutionary biologist at the University of Washington in Seattle, wrote on the social-media platform Bluesky that the administration seems determined to “destroy” US universities. (Trump and his Republican allies have accused US research institutions of being discriminatory towards conservative views, and the administration has withheld funding from some universities, citing antisemitism.)
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Alex Shackman @ajshackman.bsky.social · 24/07/2026
www.jneurosci.org/content/46/2...
jneurosci.org
My Fifty Years Thinking about Emotional Consciousness in the Brain
This piece provides an overview of my fifty-year career as a neuroscientist. I spent much of this time trying to understand what emotions are and how they relate to human behavior and consciousness. I...
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Neuroskeptic @neuroskeptic.bsky.social · 24/07/2026
"Replay occurs in the dorsal striatum during offline consolidation of a procedural memory in mice" - even with total hippocampal lesions pubmed.ncbi.nlm.nih.gov/42493550/ It looks like memory replay is a general capability of the brain - not a special feature of the hippocampus!
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CantlonLab @cantlonlab.bsky.social · 21/07/2026
Geometry is not something humans invented from scratch —congratulations to Jialin Li on her first, first author paper. More to come from this team… @spiantado.bsky.social @wenjieli.bsky.social @jialin21.bsky.social @emilymsanford.bsky.social www.pnas.org/doi/10.1073/...
pnas.org
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
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