Reposted by Michael BaymJesse Shapiro @bjesseshapiro.bsky.social · 7hGlyphosate-based herbicide exposure triggers genetic adaptation but not diversity collapse within bacterioplankton species (reposting with the article title and a gratuitous glam shot of the lake these bugs called home until we rudely plopped them into experimental ponds...) 094
Reposted by Michael BaymWill Ratcliff @wcratcliff.bsky.social · 4hApplication review for the GRC in Microbial Population Biology will start October 15th! Please apply before then if you are keen on coming. www.grc.org/microbial-po... 01717
Reposted by Michael BaymJason Moore @moorejh.bsky.social · 7hIndeed. I got an offer for a TT faculty position while in grad school. Almost everyone told me to do a postdoc. I did not listen. Best decision I ever made. I was ready & landed an R01 a year later & published my highest impact paper a year after that #academia 1193
Reposted by Michael Baymc0nc0rdance @c0nc0rdance.bsky.social · 10hOmigod, this is the most heartwarming story possible! Backpack (bear 89) is the son of the 2019 winner of Fat Bear Week, Holly (bear 435). In 2007, he injured his foot & a practice of riding on momma's Holly's back had a new meaning: he was mobility-restricted while it healed. So Holly moved him. 2640301366
Reposted by Michael Baymexplore.org @explore.org · 21hIntroducing your ultimate fighter and champion: Bear 89 Backpack 👑 Thanks for joining us for the biggest Fat Bear Week to date. 352021388
Reposted by Michael BaymJeffrey Ross-Ibarra @jrossibarra.bsky.social · 22hI'm holding a press conference tomorrow to announce the inauguration of the era of Super Selection 3395
Reposted by Michael BaymColin Carlson @colincarlson.bsky.social · 29/09/2026Holly is really one of my favorite thinkers in climate and more broadly the science-policy interface. So well deserved!!!! 0234
Reposted by Michael BaymPleuni Pennings @pleunipennings.bsky.social · 29/09/2026I am hiring a postdoc! Are you interested to work on population genetics/ drug resistance/ data? Want to work in Montpellier, France? Fastq files don't scare you? PhD required, start date hopefully Nov 1! (end date Sep 30 2028) Please share! abetterscientist.wordpress.com/2026/09/29/p...abetterscientist.wordpress.comPostdoc position on drug resistance evolution in Montpellier, FranceI have some exciting news (again!). I got money from the region (Occitanie) to hire a postdoc (and later an engineer / technician) to work on drug resistance evolution in malaria (P. faciparum) and… 17097
Reposted by Michael BaymMark O. Martin @markowenmartin.bsky.social · 29/09/2026In my Microbiology course at the University of Canterbury in Christchurch NZ, I could not help myself in the mutation lecture from presenting the MEGAplate evolution experiment. Thank you, @baym.lol and @contaminatedsci.bsky.social This video is such a great teaching tool. youtu.be/plVk4NVIUh8?...youtu.beThe Evolution of Bacteria on a “Mega-Plate” Petri Dish (Kishony Lab)YouTube video by Harvard Medical School 1101
Reposted by Michael BaymJesse Shapiro @bjesseshapiro.bsky.social · 29/09/2026Our latest, spearheaded by the truly indefatigable @emderrick.bsky.social in which we search for selective sweeps in nature and genetic targets of selection within a species in the context of a diverse background community @isme-microbes.bsky.social doi.org/10.1093/isme... 🧵 1/ndoi.orgValidate User 43822
Reposted by Michael BaymKimberly Beatty @beattylab.bsky.social · 28/09/2026Please share: OHSU is hiring an Assistant Prof. in the Dept. of Chemical Physiology & Biochemistry. We are looking for a chemical biologist who will apply novel chemical tools in physiological systems. Apply online: www.ohsu.edu/human-resour... (Job # 2026-41667).ohsu.eduOHSU Faculty, Physician and Academic Jobs in OregonFind higher education faculty, physician and research jobs and build your academic health career at OHSU in Portland, Oregon. 04258
Reposted by Michael BaymMark Peifer (He, him) @peiferlabunc.bsky.social · 29/09/2026For the last 34 years I have been on the faculty of the UNC-Chapel Hill Department of Biology and have never regretted that decision. This year we are hiring TWO new Assistant Professors in the broad area of Molecular, Cell, Developmental Biology 1/n bio.unc.edu 3147135
Reposted by Michael BaymNew England Biolabs @nebiolabs.bsky.social · 28/09/2026Earlier this month, NEB hosted the 2026 Boston Phage Symposium on our Ipswich campus! We are thrilled to have supported a shared interest in phage research and great talks from four labs from MIT and @harvard.edu ! 1205
Reposted by Michael BaymVaughn Cooper @vscooper.micropopbio.org · 27/09/2026How do Burkholderia multivorans bacteria adaptively evolve during infections of the cystic fibrosis airway? A longtime collab and intensive study of 8 patients links bacterial adaptations to disease progression. Our findings also unite prior studies. www.biorxiv.org/content/10.6...biorxiv.orgConvergent genetic evolution within Burkholderia multivorans chronic infections correlates with lung function decline in cystic fibrosis patientsThe patterns and pathways of pathogen adaptation during chronic infections can reveal the gateways microbes must unlock to colonize and persist. In chronic lung infections of cystic fibrosis (CF) pati... 14521
Reposted by Michael BaymFaine Greenwood @faineg.com · 26/09/2026The rationalists and effective altruists all love demanding that you read their actual writing before you judge them, and so I am in fact doing that. if they were as smart as they think they are, they’d have figured out that telling critics to actually read their work is a *terrible* strategy. 1134138
Reposted by Michael BaymMaitreya Dunham @maitreya.bsky.social · 24/09/2026Exciting news: @uwgenome.bsky.social will be hiring for two tenure-track faculty positions this year, one open rank and one assistant professor. Both are “Genome Sciences” interpreted broadly so we welcome applicants working in a variety of fields and methods. Ad will be out shortly. 110498
Reposted by Michael BaymVaughn Cooper @vscooper.micropopbio.org · 25/09/2026FYI to everyone submitting this October NIH cycle You need to re-certify your ScienCV AFTER Sept 26 (tomorrow) for your application or it may not be accepted. Great timing! 78592
Reposted by Michael BaymGwen C. Katz @gwenckatz.bsky.social · 25/09/2026Fuck ChatGPT flyers. The future is broadsheets. 203187745321
Reposted by Michael BaymKate Baker @ksbakes.bsky.social · 25/09/2026We have an open Assistant/Associate Professor position in Pathogen Biology at the Department of Genetics - come and join us! 🦠 🧫 🧬https://www.cam.ac.uk/jobs/assistantassociate-professor-in-pathogen-genetics-pc51175cam.ac.ukAssistant/Associate Professor in Pathogen GeneticsApplications are invited for an Assistant or Associate Professorship in Pathogen Genetics to be held in the Department of Genetics. We are searching for a talented individual with a track record of fu... 03969
Michael Baym @baym.lol · 25/09/2026Meanwhile I see this and dream of parking so cheap and plentiful near work that all it costs is a Nobel Prize 1120
Reposted by Michael BaymBen de Bivort @debivort.bsky.social · 22/09/2026Hello friends, the Harvard Life Science departments have banded together to hire a new colleague working at the intersection of Life Sciences and AI. Could be primarily an experimentalist, or could be primarily a compute/theorist. academicpositions.harvard.edu/postings/16773academicpositions.harvard.eduTenure-Track Professor in Life Science and AIThe Life Sciences Departments in Harvard Faculty of Arts and Sciences seek to recruit a tenure-track professor whose research is at the interface of AI and life sciences, from methodological developme... 34051
Reposted by Michael BaymDrug Monkey @drugmonkey.bsky.social · 24/09/2026This is the sort of thing Universities do when they plan to throw their profs under the bus at the first sign of trouble. “You promised it wouldn’t violate any EO but Vought says it does so you lied and are fired!” 0325
Reposted by Michael BaymRyan North @ryannorth.ca · 23/09/2026Pompeii is a UNESCO world heritage site not because it was remarkable in its prime, but because it survived to our era untouched: one moment, preserved for all time. But future generations won't know what OUR world was like unless we do the same. This is why we MUST bury Toronto with a volcano 11867551616
Reposted by Michael BaymRich Meisel @richmeisel.bsky.social · 24/09/2026We're hiring an Assistant or Associate Professor in Evolutionary Biology in my department at the university of Houston @uh-ecoevo.bsky.social Come be my colleague careers.uh.edu/jobs/assista...careers.uh.eduAssistant or Associate Professor - Evolutionary Biology - Houston, Texas, United StatesDepartment: Biology and Biochemistry Salary: Commensurate with experience Description: The Department of Biology and Biochemistry at the University of Houston seeks to hire an evolutionary biolog... 37290
Reposted by Michael BaymJenna Norton @jenna-m-norton.bsky.social · 23/09/2026Around 4:30, I heard Jon Lorsch had approval to turn the system back on. Not clear who gave that approval. Given the impending end of the fiscal year and the many delays this year, the few hour pause could matter. Reminded me of this stunt from July 2025: www.statnews.com/2025/07/29/t...statnews.comTrump administration reverses course, lifts pause on NIH grant awardsThe order applies to the entirety of new and, possibly, ongoing research grant dollars that go to universities and academic medical centers. 412422
Reposted by Michael BaymOlivier Borkowski @oborkowski.bsky.social · 23/09/2026Engineering Persistent and Rewritable Genetic Memory in Bacteria through Multiscale Plasmid Competition doi.org/10.64898/202... 1101
Reposted by Michael BaymJohn Smillie @johnsmillie42.bsky.social · 20/09/2026Okay, so, Nobel Prize for whomever figures out how to run this horrifying experiment in reverse, where penicillium mold and its cousins are forced to come up with increasingly effective antiobiotics. 1122
Reposted by Michael BaymPetra Levin @redrockcity.bsky.social · 19/09/20264 years (!) in the making, in this review Jade Wang and I detail the fundamental processes underlying growth, the cell autonomous nature of homeostatic control, and the contribution of stochasticity to both. TL;DR Bacteria are more like teenagers than you think. www.nature.com/articles/s41...nature.comBacterial growth rate in populations and single cells - Nature MicrobiologyIn this Perspective, Levin and Wang give a brief history of bacterial growth rate and discuss how it is connected to nutrient availability and macromolecule synthesis, with a focus on (p)ppGpp as a ce... 17429
Michael Baym @baym.lol · 20/09/2026Whelp, here we go again “Trump is moving to put political appointees in charge of billions of dollars in federal health research grants in another attempt to cut Harvard’s funding” 21510
Reposted by Michael BaymAkos Nyerges @akosnyerges.bsky.social · 19/09/2026Proud and excited to share our first preprint 🚀 in which we • create a high-fitness firewalled organism, • that stably colonizes the mouse gut for >100 days, • resists all tested phages in the gut, • and blocks horizontal gene transfer. + A new method: Chimera genomes to tailor existing synthetic 33315
Reposted by Michael BaymBernard Kim @bernardkim.bsky.social · 15/09/2026Princeton EEB is running a very broad faculty search at the Assistant Professor level. Please consider applying to join us! This is a wonderful, collaborative, cohesive department with diverse interests and amazing colleagues. apply.interfolio.com/193474apply.interfolio.com Apply - Interfolio {{$ctrl.$state.data.pageTitle}} - Apply - Interfolio 0100101
Reposted by Michael BaymDmitri Petrov @petrovadmitri.bsky.social · 17/09/2026We are searching for an Assistant Professor in Evolutionary Biology! Looking for colleagues asking fundamental questions relating to evolutionary processes and drivers of evolutionary patterns. If you think it is you, please do apply! And please repost. facultypositions.stanford.edu/jobs/assista...facultypositions.stanford.eduAssistant Professor in Evolutionary Biology - Stanford University, California, United StatesThe Department of Biology at Stanford University seeks applicants for a tenure-track Assistant Professor in Evolutionary Biology. A successful candidate will conduct research that asks fundamental que... 5151189
Reposted by Michael BaymBetsy Hirsch, PharmD (TLOAS) @ebhirsch.bsky.social · 14/09/2026Had the best cheer 📣 squad with very clever signs during my half marathon yesterday! Hope others enjoyed them too!🎉 Thanks to @melaniernicol.bsky.social and @draphilbrick.bsky.social for the support! #IDsky #UTIsky #medsky #pharmsky 2184
Reposted by Michael BaymThe Onion @theonion.com · 16/09/2026Gas Station Price Sign Using Scientific Notation 273655744
Reposted by Michael BaymPhilippe Batut @philippebatut.bsky.social · 10/09/2026🧬🔬 Why are enhancers transcribed and how does that impact gene regulation? I’m really excited to share our new paper in @science.org showing that noncoding RNAs control the timing of gene activation in embryos. With Mike Levine #ScienceResearch @columbiamed.bsky.social A few highlights below... 🧵👇science.orgNoncoding transcription controls the developmental dynamics of long-range gene regulationThe genomic regions regulating gene expression are often themselves transcribed into a variety of noncoding RNAs (ncRNAs). However, the regulatory roles of this noncoding transcription remain largely ... 5233114
Reposted by Michael BaymLopes_Lab @lopeslab.bsky.social · 16/09/2026Thrilled to share a new important study from the lab, published today in @nature.com, showing how cohesin mediates efficient replication fork plasticity and stress response, using its loop extrusion activity to promote 3D contacts on replicating DNA: www.nature.com/articles/s41...nature.comCohesin reshapes replication fork contacts to aid fork slowing and reversal - NatureCohesin-mediated loop extrusion limits sister-fork coupling and tethers nearby replication forks under replication stress, promoting fork reversal and slowing fork progression to safeguard genome... 46935
Reposted by Michael BaymWill Ratcliff @wcratcliff.bsky.social · 15/09/20261/17 Submissions are now open for the 2027 Microbial Population Biology GRC! We expect this meeting to be extraordinarily oversubscribed. If you want to come, time is of the essence--apply ASAP! June 27–July 2 • Andover, NH www.grc.org/microbial-po... 310369
Reposted by Michael BaymMatt Henderson @matthen.com · 13/09/2026Approximating the Lorenz attractor with a chaotic leaky water wheel. The orange dot is the centre of mass of the water. It traces (a projection of) the familiar attractor as the wheel spins seemingly randomly left and right. 14739151
Reposted by Michael BaymNancy Baym @nancybaym.bsky.social · 13/09/2026My brother‘s greatest hit. If you haven’t seen it, watch it now. It’s incredible. And yeah I’m the internet scholar and he’s the one who went viral. He earned it. 1111
Reposted by Michael BaymROCKY MOUNTAIN VIEWS @rockymountviews.bsky.social · 13/09/2026It is predicted that there will be a 40° temperature change between 7 am and 2 pm, 51°F to 91°F. Welcome to Colorado. 2021522
Michael Baym @baym.lol · 13/09/2026Ten years ago Tami, Roy, and I released a movie we made of antibiotic resistance evolving in real time. I thought maybe a couple thousand people tops would see it. I couldn't have imagined it would be seen millions of times, and be taught from middle school through the graduate level worldwide 23436127
Reposted by Michael BaymJeremy Yoder says no war @jbyoder.org · 12/09/2026“If AI is going to transform science, science cannot afford to lower its standards just to make AI look transformative.” 06317
Reposted by Michael BaymPaul Hoskisson 🧫 🦠🐸 @paulhoskisson.bsky.social · 11/09/2026Really important from @ellinoralseth.bsky.social & @brownlab.bsky.social - a framework for defense as an evolved adaptation, in a world where ‘defense’ & ‘immune’ are often used to mean anti-infection The bacterial immune system: identifying evolved defense adaptations www.cell.com/trends/micro...cell.comThe bacterial immune system: identifying evolved defense adaptationsRecent years have witnessed a rapid expansion in bacterial defense mechanisms. Alongside established defenses against molecular parasites, hundreds of novel mechanisms are being described annually, co... 12011
Reposted by Michael BaymMart Krupovic @mkrupovic.bsky.social · 11/09/2026Why did some #viruses evolve to be #giants while others did not? Our perspective piece on this topic with Eugene Koonin. www.pnas.org/doi/10.1073/...pnas.orgWhy did some viruses evolve to be giants while others did not? | PNASViruses are ubiquitous mobile genetic elements that are obligate symbionts of cellular life forms and replicate exclusively within host cells. The ... 09639