Reposted by Nat ClarkeKacy Gordon @kacylynn.bsky.social · 28/09/2026JOB ALERT: UNC Bio is hiring 2 tenure track assistant profs doing molecular, cell, and dev bio. The search is intentionally broad, so please share widely and spread the word! Find more information and apply here: unc.peopleadmin.com/postings/325... Application review begins Nov 1. 04789
Reposted by Nat ClarkeTessa Montague @tessamontague.bsky.social · 29/09/2026I'm excited to share our new preprint: Generation of a transgenic cephalopod tinyurl.com/pc86jxz8 Cephalopods (cuttlefish, octopus & squid) are crazy critters that dynamically camouflage to their surroundings by changing the color, pattern, & texture of their skin, which they control w their brain. 13333118
Reposted by Nat ClarkeMark Peifer (He, him) @peiferlabunc.bsky.social · 28/09/2026Are you looking for a postdoc exploring the cell biology of development, defining how cells change shape and move? Do you want to develop a research program & teaching skills preparing you for a position at a college or small University? Our new NIH grant will support those goals 1/n Please share 5105104
Reposted by Nat ClarkeIñaki Ruiz-Trillo @multicellgenome.bsky.social · 28/09/2026We have a new branch in the family tree of animals: Atreyea- a previously unrecognized lineage among the closest unicell relatives of animals. Led by @konsmitsi.bsky.social & @freejakoba.bsky.social together with a fantastic team of collaborators. 🔗 papers.ssrn.com/sol3/papers.... #protistsOnSky 112151
Reposted by Nat ClarkeVikram Chandra @vchandra.bsky.social · 09/09/2026I am excited to announce that I will start the Brain Origins Lab at the Crick in March 2027! Using acoels as a model system, the lab will study how animal brains evolve, and how innovations in brain organisation enable new computational abilities and the evolution of complex behaviour. 1111326
Reposted by Nat ClarkeCnidarian developmental mechanisms group @clytia-vlfr.bsky.social · 19/09/2026Evidence collected by successive lab members over many years that neural cells in the Clytia larva have two origins: From 'i-cells' located in endoderm and by delamination of the gastrula ectoderm. doi.org/10.1242/dev.... @biodev-vlfr.bsky.social @annaferraioli.bsky.social 13711
Reposted by Nat ClarkeMatt Bracken @brackenlab.bsky.social · 03/09/2026Tenure-track assistant professor position in #ecology at Whitman College in Walla Walla, Washington: apply.interfolio.com/190454apply.interfolio.com Apply - Interfolio {{$ctrl.$state.data.pageTitle}} - Apply - Interfolio 01018
Reposted by Nat ClarkeLaurent Formery @laurentformery.bsky.social · 03/09/2026Fantastic news!!! My project ECHINODEV has been awarded an ERC starting grant 🥳🥳⭐ We will use several echinoderm species to study animal body plan evolution! Reach out if you are interested, we will be looking for PhD students and postdocs 😀 19709
Reposted by Nat ClarkeCassandra Hayne @cassandrahayne.bsky.social · 02/09/2026The Department of Biochemistry and Molecular Biology at #UChicago is looking for a new junior faculty member to join us. If you or someone you know would be a good fit, please apply or encourage them to apply! apply.interfolio.com/191981apply.interfolio.com Apply - Interfolio {{$ctrl.$state.data.pageTitle}} - Apply - Interfolio 01214
Reposted by Nat ClarkeThibaut Brunet @thibautbrunet.bsky.social · 02/09/2026🚨 New preprint alert! 🚨 Choanoflagellates reorganize their global cytoskeletal architecture within seconds to explore confined microspaces. This is the main PhD work of the amazing @maitefreired.bsky.social www.biorxiv.org/content/10.6... A tread 🧵⬇️biorxiv.orgRapid repurposing of microvillar content drives a flagellate-to-amoeboid switch in the closest relative of animalsAnimal cells extensively remodel their cytoskeleton during differentiation and can notably switch between two major motility modes: flagellum-based swimming and actin-based crawling. We previously sho... 316677
Reposted by Nat ClarkeSonya Neal @neal-lab.bsky.social · 02/09/2026Come be my colleague!! 🎉 We’re hiring an Assistant Professor in Developmental Biology at UCSD! If you’re doing exciting work in development or regeneration, come join us!! Please spread the word and apply! apol-recruit.ucsd.edu/JPF04591apol-recruit.ucsd.eduAssistant Professor of Developmental BiologyUniversity of California, San Diego is hiring. Apply now! 3150129
Reposted by Nat ClarkeDeepak Krishnamurthy @deepakkrish.bsky.social · 31/08/2026Thrilled to share that I’ll be starting as an Assistant Professor in Mechanical Engineering at UC Berkeley in January 2027! @ucberkeleyofficial.bsky.social @berkeleyengineer.bsky.social I’ll be launching the Deep Lab for Microbial Biomechanics. 🧵 1/8 3276
Reposted by Nat ClarkeMegan Barkdull @meganbarkdull.bsky.social · 28/08/2026The Natural History Museum of LA is hiring a Curator of Marine Invertebrates! Come join an amazing team and contribute to stewarding the largest marine invert collection in the Western US. 🐙🪼🦐 workforcenow.adp.com/mascsr/defau... 16348
Reposted by Nat ClarkeKate Cavanaugh @katecavanaugh.bsky.social · 25/08/2026🧵 What if one reason fertility declines with age isn’t just genetic-but mechanical? Thrilled to share our new paper in @NatureCellBio : Elevated contractility drives implantation failure in mouse embryos from aged females… here’s what we found 👇 www.nature.com/articles/s41... 1/11nature.comElevated contractility drives implantation failure in mouse embryos from aged females - Nature Cell BiologyCavanaugh et al. show that embryos from aged mice have increased contractility and tissue viscosity on embryonic day 4.5, which leads to poor spreading and attachment. Similar age-associated mechanica... 1214746
Reposted by Nat ClarkeCasey Dunn @caseywdunn.bsky.social · 25/08/2026My new book, Phylogenetic Biology, is now published. Available online for free at dunnlab.org/phylogenetic... . Physical copies can be purchased at shop.lightningsource.com/b/085?params... or your favorite bookstore. 12318161
Reposted by Nat ClarkeNoah Mitchell @npmitchell.bsky.social · 20/08/2026The University of Chicago’s Center for Living Systems, a NSF Physics Frontier Center, invites applications for the 2026-2027 CLS Postdoctoral Fellowship. Link below docs.google.com/forms/d/e/1F...docs.google.com 031
Reposted by Nat ClarkeDarrin T. Schultz @dts.bsky.social · 19/08/2026I'm thrilled to share that I've started as an Assistant Professor in Biological Sciences and the Oceans Research Center at Lehigh University! I'm building a group in evolutionary genomics to study the origin of animals, and to use those concepts to better understand human disease. More: evogeno.me 25912
Reposted by Nat ClarkeIgor Adameyko @adameykolab.bsky.social · 19/08/2026A gastropod veliger (about 2 mm in extended state) from the Red Sea. These planktonic larvae travel really far with the help of powerful currents - and help the slow snails to conquer the vastness of the ocean. 14712
Reposted by Nat ClarkepreLights @prelights.bsky.social · 19/08/2026Cellularization as a mechanism to build cells. #CellBio #DevBio Supported by @girishkalephd.bsky.social, Anne Ruess highlights a #preprint of @margaridaaraujo.bsky.social et al. @hiralshah.bsky.social @gautamdey.bsky.social @dudinlab.bsky.social #preLight⬇️ prelights.biologists.com/highlights/m...prelights.biologists.comMicrotubules sustain the fidelity of cellularization in a coenocytic relative of animals - preLightsCellularization as a mechanism to build cells 01911
Reposted by Nat ClarkeSeth Finnegan @sethf.bsky.social · 11/08/2026My home department (Integrative Biology, UC Berkeley) is searching for an assistant professor in ecology—please distribute widely! aprecruit.berkeley.edu/JPF05489aprecruit.berkeley.eduAssistant Professor –Ecology- Integrative BiologyUniversity of California, Berkeley is hiring. Apply now! 15567
Reposted by Nat ClarkePawel Burkhardt @pawelburkhardt.bsky.social · 11/08/2026Postdoc opportunity in Copenhagen! Interested in marine bioluminescence, comb jellies & experimental biology? A great 2-year postdoc (possibility of 1-year extension), working with CRISPR, imaging & EM in the labs of Anders Garm & Cornelia Jaspers. Deadline: 16.08 jobportal.ku.dk/videnskabeli...jobportal.ku.dkPostdoc in Marine Bioluminescence - re-advertisement 03539
Reposted by Nat ClarkeZak Swartz @zakswartz.bsky.social · 06/08/2026Shining stars! 🌟 🎉 Our latest preprint is out, led by postdoc Beverly Naigles and research assistant Brian McGonagle, two amazing members of the lab and @mblscience.bsky.social community. www.biorxiv.org/content/10.6... 14414
Reposted by Nat Clarkecallista yee @csybio.bsky.social · 06/08/2026hiiii everyone! my department @zoology.ubc.ca is hiring an assistant professor in cell and developmental biology! deadline is october 1! academicjobsonline.org/ajo/jobs/32408 // please share!!!!!academicjobsonline.orgUniversity of British Columbia, Department of Zoology Job #AJO32408, Assistant Professor in Cell and Developmental Biology, Department of Zoology, University of British Columbia, Vancouver, British Columbia, CA 16598
Reposted by Nat ClarkeNoah Whiteman @nkwhiteman.bsky.social · 06/08/2026I’m thrilled to share that our search for a tenure-track colleague in my *truly wonderful and collegial* Genetics, Genomics, Evolution and Development Division in the MCB Department at Berkeley @berkeleymcb.bsky.social is live! Please share this broad search widely: aprecruit.berkeley.edu/JPF05481aprecruit.berkeley.eduAssistant Professor -Genetics, Genomics, Evolution, and Development - Molecular and Cell BiologyUniversity of California, Berkeley is hiring. Apply now! 0183232
Reposted by Nat ClarkeInés Fournon Berodia @inesfournon.bsky.social · 04/08/2026Very pleased to finally share the main story from my PhD, now published in @natcomms.nature.com ! 🎉 Using a sea anemone we discovered and characterised epithelial cell extrusion as the mechanism underlying starvation-induced cell loss. 🔗 Open-access article: www.nature.com/articles/s41...nature.comEpithelial cell extrusion underlies starvation-induced cell loss in a sea anemone - Nature CommunicationsEpithelial cell extrusion in a sea anemone shares key hallmarks with bilaterians and is dynamically regulated by nutritional status. During starvation-induced body shrinkage, extrusion likely contribu... 29931
Reposted by Nat ClarkeVicky & The Sleight Lab @vs-marine.bsky.social · 27/07/2026Please share, I am hiring an evo devo postdoctoral research fellow! 📍: The Sleight Lab, University of Aberdeen, Scotland (5th oldest University in UK & English-speaking world) 📅: start after 1st December 2026 🐌: Evolution and Development (molluscs) ⌛: 3 year contract sleightlab.com/vacancies/ 02636
Reposted by Nat Clarkeulrichtechnau.bsky.social @ulrichtechnau.bsky.social · 22/07/2026Great work by PhD student Patricio Ferrer Murguia. His paper reporting the twist mutant in Nematostella is out: doi.org/10.1242/dev.... twist is required to form secondary tentacles, via localized FGFR and mTOR signaling. Later, mutants form stunning epithelial neoplasia with tentacle identity. 02714
Reposted by Nat ClarkeM. Brent Hawkins @homeobox.bsky.social · 23/07/2026I am excited to open my lab at @ibioillinois.bsky.social in Spring 2027! We will use zebrafish & other fishy friends to reveal the genetic basis of large scale changes in the vertebrate body plan, and how this impacts both human health and evolution. Join me at UIUC! 🧬🧫🔬 www.hawkinslaboratory.com 1812733
Reposted by Nat ClarkeSociety for Integrative and Comparative Biology @sicb.bsky.social · 22/07/2026 Congrats to @sicb-dpcb.bsky.social 's Wake Award for Best Student Poster: Olivia May Tatro #Gene gain and loss events inform the evolution of symbiosis and lineage-specific traits in #Cnidaria www.linkedin.com/posts/unh-co... 032
Reposted by Nat ClarkeBabli Adhikary @babliadhikary.bsky.social · 20/07/2026Thrilled to share my first publication from my PhD is now out in Journal of Cell Biology!!!! 😇 💖 Have you ever wondered how multicellular vertices are maintained and remodeled in an epithelia? 💭 Here, we investigate the role of junctional kinase PAK4 in vertex maintenance and remodeling! 1176
Reposted by Nat ClarkeMark Phillips @maphillips.bsky.social · 15/07/2026Oregon State University's Department of Integrative Biology is currently hiring up to three tenure-track faculty members, with an emphasis on organismal biology. Note: Previous links are no longer active due to a change in our hiring system. oregonstate.wd501.myworkdayjobs.com/OSU_Careers_...oregonstate.wd501.myworkdayjobs.comAssistant ProfessorDepartment: Special Instructions to Applicants: To ensure full consideration, applications must be received by 10/1/26. Applications will continue to be accepted after the full consideration date, unt... 176107
Reposted by Nat ClarkeAmro Hamdoun @hamdounlab.bsky.social · 07/07/2026More than a decade since CRISPR-Cas9 knock in came on the scene, it's remained underutilized in emerging models. Using transposase, and a split-FP system, we built an optimized knock in system for use in the genetically-enabled urchin, Lytechinus pictus. bit.ly/4wswLsd 23812
Reposted by Nat ClarkeThibaut Brunet @thibautbrunet.bsky.social · 07/07/2026Discovery of an adhesion GPCR regulating mating in choanoflagellates, by Alain Garcia de las Bayonas & Nicole King. Absolutely stunning work - choano cell biology is going next level www.biorxiv.org/content/10.6... 14421
Reposted by Nat ClarkeLuis Guerra @luisguerra.bsky.social · 06/07/2026Prebilaterian Origin of Monoaminergic Signalling is out! This paper represents four years of work, not only mine, but friends and colleagues. I am particularly grateful to Tatiana Mayorova; without her help, this paper would not have been nearly as complete. www.sciencedirect.com/science/arti...sciencedirect.comPrebilaterian origin of monoaminergic signalingMonoamines such as serotonin, dopamine, and tyramine regulate physiological and behavioral processes in bilaterian animals, but the evolutionary origi… 43118
Reposted by Nat ClarkePhil Abitua @ohnolog.bsky.social · 30/06/2026Annual killifish continue to surprise us: they make neutrophils before almost every other cell type, even before gastrulation. Neutrophils usually arise from the lateral plate mesoderm (forming in cyan), but in killifish they are already patrolling around the embryo in gold. tinyurl.com/killiphil 720357
Reposted by Nat Clarkegenikhovich.bsky.social @genikhovich.bsky.social · 18/06/2026Congratulations to @kremnyovs.bsky.social, @tclebedeva.bsky.social and @hejnol.bsky.social - this is a fantastic paper. www.nature.com/articles/s41... Very happy to have been part of this collaboration.nature.comA blastoporal organizer in a ctenophore - NatureExperiments using the comb jelly Mnemiopsis leidyi and the sea anemone Nematostella vectensis reveal that the emergence of a core signalling pathway may have been a key innovation enabling the transit... 1409
Reposted by Nat ClarkeMark Peifer (He, him) @peiferlabunc.bsky.social · 18/06/2026The array of organs in the animal body differ dramatically in their architecture, but cell-cell adhesion mediated by cadherins is a common principle. Our lab usually focuses on epithelia but cadherins are also active in migrating mesenchymal cells like these migrating testis myoblasts 1/n 🧪 315354
Reposted by Nat ClarkeCtenophores Rock! @ctenophoresrock.bsky.social · 17/06/2026What is the evolutionary origin of the organizer? New work from @kremnyovs.bsky.social, @tclebedeva.bsky.social & Hejnol Lab @uni-jena.de reports the blastopore lip of the #ctenophore Mnemiopsis leidyi, a member of the evolutionary sister group to all other metazoans, exhibits organizer activity.nature.comA blastoporal organizer in a ctenophore - NatureExperiments using the comb jelly Mnemiopsis leidyi and the sea anemone Nematostella vectensis reveal that the emergence of a core signalling pathway may have been a key innovation enabling the transit... 38842
Reposted by Nat ClarkePawel Burkhardt @pawelburkhardt.bsky.social · 16/06/2026How ancient are the building blocks of animal sensory systems? Key components of animal sensory systems evolved before animals. We find that choanoflagellates possess diverse & spatially segregated TRP channels, pointing to ancient origins of sensory specialization. doi.org/10.64898/202... 411958
Reposted by Nat ClarkeIñaki Ruiz-Trillo @multicellgenome.bsky.social · 09/06/20261/10 For decades, cellular aggregation was considered an evolutionary dead end. Cells could come together temporarily. But complex multicellular organisms like animals? Our study, led by JP Gerdt, with Ruibao & @jennahed.bsky.social suggests it may be time to rethink that🧵 #ProtistsOnSKy 310835
Reposted by Nat ClarkeLowe Lab @lowelab.bsky.social · 09/06/2026Repost please !! We have extended the abstract deadline for the 2026 Santa Cruz Developmental Biology Conference to June 20. scdb2026.sites.ucsc.edu. Get those abstract in !scdb2026.sites.ucsc.eduSanta Cruz Developmental Biology Meeting 0915
Reposted by Nat ClarkeMolecular Biology and Evolution @molbioevol.bsky.social · 09/06/2026Guttieres et al. suggest that core molecular interactions of the cadherin–catenin complex are conserved in ctenophore Mnemiopsis leidyi, suggesting this was an ancestral trait foundational to the evolution of multicellular animals. 🔗 doi.org/10.1093/molbev/msag123 #evobio #molbiodoi.orgEvidence for an early cadherin–catenin interaction network in ctenophoresAbstract. The cadherin–catenin complex (CCC) is a calcium-dependent assembly that is essential for the organization and function of animal cells and tissue 0186
Reposted by Nat ClarkeTessa Montague @tessamontague.bsky.social · 06/06/2026Do you know an outstanding aquarist? We're hiring a Senior Aquarist to help run our cephalopod facility at Columbia University. Our team maintains a colony of 250+ cuttlefish, develops new husbandry techniques (inc transgenics) & studies cuttlefish camouflage and social behavior. 1/3 [Pls repost!] 9395188
Reposted by Nat ClarkeKaterina Ragkousi @ragkousik.bsky.social · 04/06/2026Interested in sea anemone embryos and building skills in molecular biology, biochemistry, imaging and bioinformatics? We are at Amherst College and work within a welcoming and supportive environment. Feel free to share and dm for additional details. amherst.wd5.myworkdayjobs.com/en-US/Amhers...amherst.wd5.myworkdayjobs.comResearch Assistant (Biology)Amherst has taken a leadership role among highly selective liberal arts colleges and universities in successfully diversifying the racial, socio-economic, and geographic profile of its student body. T... 043
Reposted by Nat ClarkeMarine Biological Laboratory @mblscience.bsky.social · 03/06/2026National Egg Day celebrates the humble breakfast egg. But at the Marine Biological Laboratory, we’re taking a different spin and highlighting the eggs that help scientists better understand life itself. 1169
Reposted by Nat ClarkeAlex de Mendoza @alexdemendoza.bsky.social · 02/06/2026Capolavoro 🎨 alert 🚨! What is the role of gene body methylation in invertebrates? Despite extensive speculation linking it to plasticity and environmental responses, its mechanistic effects and heritability remain unclear. Our take out in @natecoevo.nature.com: www.nature.com/articles/s41... 1/nature.comGene body methylation suppresses intragenic transcription and permits epigenetic inheritance in a cnidarian - Nature Ecology & EvolutionExperiments in the cnidarian Nematostella vectensis show a role of gene body methylation in transposable element suppression and that epigenetic inheritance is constrained by chromatin context and tra... 611058
Reposted by Nat ClarkeLaurent Formery @laurentformery.bsky.social · 02/06/2026New alien friend in the echinox lab: the basket star Astrospartus mediterraneus. A truly bizarre fractal body plan, but sooo beautiful 🤩🥹 233754
Reposted by Nat ClarkeMark Peifer (He, him) @peiferlabunc.bsky.social · 02/06/2026There is a straightforward mechanism for the public to comment. Former NIH program office Elizabeth Ginexi has written an exceptionally helpful guide on how to so, with detailed suggestions. 3/n elizabethginexi.substack.com/p/what-we-ne...elizabethginexi.substack.comWhat We Need to do NEXT: OMB’s Proposed Federal Financial Assistance Rule (OMB-2026-0034)What OMB’s Proposed Federal Financial Assistance Rule Means in Practice 18364