Reposted by Jason Kellerc0nc0rdance @c0nc0rdance.bsky.social · 13/09/2026Stéphane De Greef captured this video in 2014 near Angkor Thom in Siem Reap, Cambodia, part of a study on 'blue ants' in genus Leptogenys. The ants hunted this Thyropygus millipede as a group, paralyzed it with venom & are forming chains to haul it back to their nest. 🧪 (📷: Stéphane De Greef) 1325365
Reposted by Jason KellerAriel Levine @ariellevine.bsky.social · 21/08/2026Job descriptions for 2 new postdocs positions to study the spinal cord basis of motor control (Just looking at the letterhead for the new lab location has me so excited. Krembil Brain Institute, University Health Network, U. Of Toronto 🇨🇦, here we come!) @kbi-uhn.bsky.social @uhnresearch.ca 11913
Reposted by Jason KellerBritton Sauerbrei @brittonsauerbrei.bsky.social · 03/08/2026The Sauerbrei Lab at Case Western Reserve University is recruiting a postdoctoral scholar to work on neural dynamics and motor control: apply.interfolio.com/189987apply.interfolio.com Apply - Interfolio {{$ctrl.$state.data.pageTitle}} - Apply - Interfolio 0137
Reposted by Jason KellerFrancisco Rodriguez-Sanchez @frodsan.bsky.social · 11/05/2026Another proposal to fix the peer review crisis, trying to avoid free riding. I don't know if this would work, but the struggle to find reviewers is real... doi.org/10.1073/pnas... 2195
Reposted by Jason KellerLaura Grima @lauragrima.bsky.social · 09/05/2026Really pleased that this work with @dudman.bsky.social is now out in Neuron: A global dopaminergic learning rate enables adaptive foraging across many options 1213446
Jason Keller @neurojak.bsky.social · 08/04/2026The best Choose Your Own Adventure ending of all time: 010
Jason Keller @neurojak.bsky.social · 04/04/2026I like neuroscience and history, and over a decade ago I started a list of neurohistory events that influence my scientific views. I've been meaning to format as a timeline for a while, and doomscroll prevention + GenAI left me no excuse: neurojak.github.io/neurohistory/neurojak.github.ioneurohistory mix-tape 081
Reposted by Jason KellerFabricio Nicola @fabricionicola.bsky.social · 14/03/2026Mammals have hundreds of joints and muscles. Controlling them individually would be nearly impossible. How does the nervous system organize such complexity into coherent actions? Our new study explores this question through a natural behavior: jumping. 47615
Reposted by Jason KellerMark Histed @markhisted.org · 09/03/2026The most impt change at #NIH and to US science this year is bigger than grant cancellations— it’s how the agency is governed. For 75 years NIH has been largely independent of presidential control. That’s changed this year. New piece from me and @nataliebaviles.bsky.social in @nature.com 🧪nature.comHow Congress can restore the independence of US scienceMembers must go beyond reinstating US government research spending and re-establish decentralized governance at the National Institutes of Health and other agencies. 7365198
Reposted by Jason KellerThe Onion @theonion.com · 03/02/2026Rest Of Lakers Trying To Act Casual While LeBron James Spanks Bronny theonion.com/rest-of-lakers-trying-… 697271
Reposted by Jason KellerAriel Levine @ariellevine.bsky.social · 04/02/2026Want to come do a postdoc with us? We’re interested in how sensorimotor function is carried out by the cells and circuits of the spinal cord. We have an awesome team, lots of cool techniques, and we’re open to new ideas/approaches/connections. Get in touch! 02420
Reposted by Jason KellerMax Berger @maxberger.bsky.social · 25/01/2026This moment in history provides us with incontrovertible evidence that all the conservatives who claim to be extremely devoted to freedom of speech and the right to bear arms, and opposed to the encroachment of tyranny, are completely and totally full of shit. It's all white supremacy and greed. 19066352139
Reposted by Jason KellerTudor Dragoi @dragoitudor.bsky.social · 15/01/2026Very excited to share a new preprint - my first paper in the @mikeeconomo.bsky.social lab where we asked when and why the motor cortex is recruited for movement control:🧠👇https://www.biorxiv.org/content/10.64898/2026.01.13.699314v1biorxiv.orgDynamic engagement of the motor cortex in controlling movementNeural circuits do not contribute equally or continuously to behavior. In mice, the motor cortex can be essential or dispensable for movement in different contexts, but how it is dynamically recruited... 22110
Reposted by Jason KellerAriel Levine @ariellevine.bsky.social · 08/01/2026Excited to share @rbrianroome.bsky.social ‘s beautiful paper on development of the dorsal horn of the mouse spinal cord @science.org This is how the anatomical organization and cell types that process pain, touch, body position and more are laid down. www.science.org/doi/10.1126/...science.orgOntogeny of the spinal cord dorsal hornThe dorsal horn of the mammalian spinal cord is organized into laminae where each layer is populated by different neuron types, has distinctive circuit connections, and plays specialized roles in beha... 1013241
Reposted by Jason KellerPascal Mamassian @mamassian.bsky.social · 20/12/2025This head is spinning continuously, but we see it rotating back and forth... ...presumably because of our strong prior expectation that faces are convex. This is a very nice example of the Hollow-Face illusion promoted by Richard Gregory: www.richardgregory.org/experiments/ 35321
Reposted by Jason KellerAllison Gill @muellershewrote.com · 12/12/2025If you’re looking for something to do, start working on overturning citizens united in your state. States control the power corporations have. Take their political power away with a ballot initiative. Here’s how: open.substack.com/pub/robertre...open.substack.comHow to Get Rid of "Citizens United"We can do away with it without a new Supreme Court. Nor do we need a constitutional amendment. There’s a far simpler way. 9646372202
Reposted by Jason KellerRob Johnson @blobology.bsky.social · 18/11/2025To study how animals understand the physical world (and the rules that govern its dynamics), @jinyao-y.bsky.social trains rats to play fetch with robots 🐀🤖🎾 To learn more, come to our poster Tuesday morning! [Board W11] Rats learn and use intuitive physics knowledge to solve fetch tasks. #SfN2025 07120
Reposted by Jason KellerCatherine Dulac @dulaclab.bsky.social · 21/10/2025I am thrilled to share our latest work: we identified a population of central amygdala neurons that promote the earliest and perhaps most important social behavior: pup suckling!... We also developed new tools for pup neuroscience Work by @Jeff Moore now at USC, a collaboration with @Sam Pfaff lab 210329
Reposted by Jason KellerNASAWATCH @nasawatch.bsky.social · 09/09/2025Keep The Shuttle Update nasawatch.com/shuttle-news... "the KeepTheShuttle team is pleased to report that the Fairfax County Board of Supervisors just completed a unanimous and bipartisan vote opposing the proposed relocation of the Space Shuttle Discovery from the Smithsonian."nasawatch.comKeep The Shuttle UpdateAccording to a press release from KeepTheShuttle 0297
Reposted by Jason KellerClara Jeffery @clarajeffery.bsky.social · 01/09/2025Nine former heads of the CDC—appointed by presidents of both parties—warn the nation of the immense peril RFK Jr is putting the country in. Gift link, please send to families and friends www.nytimes.com/2025/09/01/o...nytimes.comOpinion | We Ran the C.D.C.: Kennedy Is Endangering Every American’s Health 24699362
Reposted by Jason KellerCarl T. Bergstrom @carlbergstrom.com · 08/08/20251. Federal funding for research promotes tech, biomedical, and scientific discovery in the US, and provides training for the sci/tech workforce that has brought immeasurable wealth to the US over the past 75 years. Today's executive order includes a provision that will obliterate both functions.whitehouse.govImproving Oversight of Federal GrantmakingBy the authority vested in me as President by the Constitution and the laws of the United States of America, and to improve the process of Federal 25996539
Reposted by Jason KellerCarl T. Bergstrom @carlbergstrom.com · 24/07/2025New Trump EO: "when ideological biases or social agendas are built into AI models, they can distort the quality and accuracy of the output" ...so henceforth the US government won't do business with you unless your LLM is built to echo our ideological bias and promote our social agenda.whitehouse.govPreventing Woke AI in the Federal GovernmentBy the authority vested in me as President by the Constitution and the laws of the United States of America, it is hereby ordered: Section 1. Purpose. 32475167
Reposted by Jason KellerThe Transmitter @thetransmitter.bsky.social · 21/07/2025Embodiment is the concept that the function of the brain is inexorably shaped by the body, a lens that is often neglected when neuroscientists study specific brain subsystems, write @bingbrunton.bsky.social and @tuthill.bsky.social. #neuroskyence #neuroai www.thetransmitter.org/neuroai/brea...thetransmitter.orgBreaking the jar: Why NeuroAI needs embodimentBrain function is inexorably shaped by the body. Embracing this will benefit computational models of real brain function and the design of ANNs. 15930
Reposted by Jason KellerInsta Science @instascience.bsky.social · 16/07/2025 Stunning! An 8-hour time-lapse to show the Earth is rotating while capturing the Milky Way. 21684271741
Reposted by Jason KellerThe Transmitter @thetransmitter.bsky.social · 14/07/2025As grants are canceled, delayed and subject to general uncertainty, participating in study sections can feel futile. But I think it’s more important than ever, writes @tuthill.bsky.social #neuroskyence www.thetransmitter.org/craft-and-ca...thetransmitter.orgFear and loathing on study section: Reviewing grant proposals while the system is burningAs grants are canceled, delayed and subject to general uncertainty, participating in study sections can feel futile. But it’s more important than ever. 2135
Jason Keller @neurojak.bsky.social · 12/07/2025Some really nice single-neuron tracing here, highlighting the diversity of potential loops between brain and cervical spinal cord. Mostly consistent with previous results from bulk axon labeling, but with more detail about collaterals and all in one place for synthesis: www.cell.com/neuron/fullt...cell.comSingle-neuron projectome reveals organization of somatosensory ascending pathways in the mouse brainDing et al. mapped a single-cell projectome of 785 spinal projection neurons and 1,464 central relay neurons in thalamus, hypothalamus, PB, SCm, PAG, and medulla. They have constructed a high-resoluti... 020
Reposted by Jason KellerSpencer LaVere Smith @spencerlaveresmith.bsky.social · 10/07/2025Can your AI beat a mouse? Mice still outperform our best computing machines in some ways. One way is robust visual processing. 10 years ago I decided to work on HARD behavior driven by COMPLEX visual processing. And that risk is paying off now. #neuroAI 1/n 15019
Jason Keller @neurojak.bsky.social · 15/05/2025A site dedicated to tangible benefits that came from federally-funded research. Browse the examples, or add another + share it so more people add examples. publicusaresearchbenefits.compublicusaresearchbenefits.comSearchable database of tangible benefits that federally-funded research gave us.A crowd-sourced site. Health and Well-being. National Security. Prosperity. 000
Reposted by Jason KellerHugo Spiers @hugospiers.bsky.social · 31/03/2025This is a very significant statement from 1,900 leading scientists writing to the public to highlight the catastrophe of the current US adminstration's actions: Administration is weakening U.S. research cap | EurekAlert! www.eurekalert.org/news-release...eurekalert.orgAdministration is weakening U.S. research capacity and endangering Americans, nation’s leading scientists warnAmerica's longstanding position as the world leader in science, technology, and medical research is now under threat, about 1,900 elected members of the National Academies of Sciences, Engineering... 04927
Reposted by Jason KellerR. Brian Roome @rbrianroome.bsky.social · 17/03/2025Check out my postdoc work at Ariel Levine’s lab, hot and fresh, describing how you build a dorsal horn! www.biorxiv.org/content/10.1... 14213
Reposted by Jason KellerbioRxiv Neuroscience @biorxiv-neursci.bsky.social · 16/03/2025Ontogeny of the spinal cord dorsal horn www.biorxiv.org/content/10.1101/202… 051
Reposted by Jason KellerMark Histed @markhisted.org · 12/03/2025Thank you very much @hhmijanelia.bsky.social and @hhmi.org for inviting me to give a seminar! That talk was supposed to be today, Tues Mar 11th. I would have talked about @lafosse.bsky.social's work on neural activation functions (con't below)... But I had to cancel due to the NIH travel ban. 🧪 1/ 38127
Jason Keller @neurojak.bsky.social · 07/03/2025Inspired by Francis Collins on guitar and all the wonderful speakers at Stand Up For Science DC today. Keep it up! 162
Reposted by Jason KellerAlt NIH Bluesky 🧪 @altnih4science.bsky.social · 07/03/2025The @standupforscience.bsky.social DC rally is on. What we are hearing from around the country: "this is big!" "biggest rally I have seen around here in years and years" The public cares about medical research--and students, GenZ, and other people too are ready to stand up. 261488263
Reposted by Jason KellerAlt NIH Bluesky 🧪 @altnih4science.bsky.social · 01/03/2025“Today’s meeting confirmed that the US is now aligned with Russia and against Ukraine, Europe, and most of the planet. I felt physically sick watching the president yell at a brave ally…” @radiofreetom.bsky.social The US is marching to authoritarianism and THAT is why they’re attacking #NIH … 1/theatlantic.comIt Was an AmbushToday marked one of the grimmest days in the history of American diplomacy. 1045867
Reposted by Jason KellerKara Marshall @karalmarshall.bsky.social · 27/02/2025I don't really have words for how devastating it would be to lose the entire intramural program. This has to be stopped. 28330
Reposted by Jason Kellerdan sinker @dansinker.com · 24/02/2025In light of everything happening, I wrote about how the KKK in the 1920s felt unstoppable, about the people that fought against them anyway, and about how fascism always fails. dansinker.com/posts/202… 735248147189
Reposted by Jason KellerbioRxiv Neuroscience @biorxiv-neursci.bsky.social · 19/02/2025Congruent neuronal modulation across competing actions challenges the role of the substantia nigra in action selection www.biorxiv.org/content/10.1101/202… 001
Reposted by Jason KellerNatalia (娜塔莉) @wrycritic.bsky.social · 16/02/2025Today I've discovered an animal called "Skeleton panda sea squirt" exists. A sessile, filter feeding tunicat. 501979575
Reposted by Jason KellerSean Carroll @seanmcarroll.bsky.social · 18/02/2025Apparently the gutting of the National Science Foundation is underway at the moment. "More to come." One can debate whether cuts are warranted, but the mindless, know-nothing fashion in which they are being carried out is inexcusable. This will damage US science for generations. 19372114
Reposted by Jason KellerJeremy Berg @jeremymberg.bsky.social · 16/02/2025Thanks to all of the NIHers and their friends who reached out to me. I am still here (DM me or Signal jeremymberg.78) I still have a very incomplete picture but based on what I have been told, the damage to NIH and to many wonderful people who work(ed) there is/was impossible for me to imagine 1/n 8799395
Reposted by Jason Kellermweinstock.bsky.social @mweinstock.bsky.social · 15/02/2025Portuguese editorial cartoonist Zez Vaz reaches back to Tiananmen Square to call on American defiance. 5115020516292
Reposted by Jason KellerKatie Sandlin @kmsandlin.bsky.social · 14/02/2025Today, along with 2,000 other NIH employees, I had to clear out my office 😭 It was truly the honor of my life to work with such incredibly passionate people focused on improving human health. I’ve never experienced a more positive culture where *everyone* cared about their job and serving others. 34266231200
Reposted by Jason KellerCrystal Rogers, PhD @rogerslabucd.bsky.social · 14/02/2025This is completely destructive and heartbreaking. 💔 2197
Reposted by Jason KellerThe Guardian @theguardian.com · 13/02/2025Just a fluke: whale spits out kayaker in incident captured on cameratheguardian.comJust a fluke: whale spits out kayaker in incident captured on camera‘I thought I was dead,’ said the kayaker, who was let go by humpback off the Chilean coast after a few seconds A humpback whale briefly scooped a kayaker into its mouth off the Chilean Patagonia before quickly releasing him unharmed in an incident caught… 1030465
Reposted by Jason KellerNancy Kanwisher @nancykanwisher.bsky.social · 09/02/2025This comment on the NYT site sounds spot-on, and it is why I disagree with my colleagues who say: "We'll know more in a few weeks, let's wait and see how things shake down before we take any action.": "As someone who grew up under an authoritarian regime, I can offer one crucial piece of advice: ... 37421
Reposted by Jason KellerWeinan Sun @sunw37.bsky.social · 12/02/20251/12 How do animals build an internal map? In our new paper, we tracked thousands of mouse CA1 neurons over days/weeks as they learned a VR navigation task. @nspruston.bsky.social & co-1st author @johanwinn.bsky.social Video: www.youtube.com/watch?v=yw_4... Paper: www.nature.com/articles/s41...youtube.comLearning produces an orthogonalized state machine in the hippocampusYouTube video by Weinan Sun 419066
Reposted by Jason KellerCarsen Stringer @computingnature.bsky.social · 12/02/2025#Cellpose 3 paper now out. Not all images are perfect. Restore your images with Cellpose3 to get better segmentations, w/ @marius10p.bsky.social www.nature.com/articles/s41... 613749
Jason Keller @neurojak.bsky.social · 13/02/2025(1/11) Today I preprinted a lot of work from my postdoc with @dudman.bsky.social, which started with a question of how the nervous system balances flexibility with efficiency of learning. The thread below gives some background.... www.biorxiv.org/content/10.1...biorxiv.orgCortical control of innate behavior from subcortical demonstrationMotor control in mammals is traditionally viewed as a hierarchy of descending spinal-targeting pathways, with frontal cortex at the top. Many redundant muscle patterns can solve a given task, and this... 45924