Pauline Raimondeau
@paulineraim.bsky.social
📤 1407
📥 977
📝 38
Postdoc Yale EEB | Plant comparative genomics & adaptation 🌿
reposted by
Pauline Raimondeau
Shelly Gaynor
24 days ago
Updated tutorials for nQuack today. Want to predict ploidy level of sequence data? See this new tutorial on how to process and model data faster:
mlgaynor.com/nQuack/artic...
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Camille Roux
about 2 months ago
Hybridization and introgression are major evolutionary processes. Since the 1940s, the prevailing view has been that they shape plants far more than animals. In our new study (
www.science.org/doi/10.1126/...
), we find the opposite: animals exchange genes more, and for longer, than plants
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Christian Landry
about 2 months ago
Really excited to share our latest paper led by
@simonaube.bsky.social
. Fascinating results examining whether regulatory mutations can lead to adaptation as fast as coding mutations do.
#mevosky
#evobio
#evoSky
www.biorxiv.org/content/10.1...
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Adaptation is less accessible through mutations in promoters than in coding sequences when large effect sizes are needed
Mutations within promoters and coding sequences are both involved in adaptation, but their relative contributions remain to be compared directly. Using the fungal enzyme cytosine deaminase, we examine...
https://www.biorxiv.org/content/10.1101/2025.09.09.675213v1
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Center for Evolutionary Hologenomics
2 months ago
📣 The Call for Symposia for the Society for Molecular Biology and Evolution (SMBE) 2026 Annual Meeting is now open. 🌍 The meeting will be in Copenhagen June 28th to July 2nd 🖊️ We invite you to submit a symposium proposal and help shape the scientific content of SMBE 2026 Best the organisers
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Symposia - SMBE 2026 - Copenhagen Denmark
SMBE 2026 Symposia Check deadlines and important dates below. Days Hours Minutes Seconds Conference Symposia We are now accepting proposals for symposium for the 2026 Annual meeting taking place in C...
https://smbe2026.org/symposia/
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Pauline Raimondeau
New Phytologist
2 months ago
Environmental conditions drive variation in C4 photosynthetic capacity more than species traits Fan, et al. 📖
nph.onlinelibrary.wiley.com/doi/10.1111/...
#PlantScience
@yuzhenfan.bsky.social
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Pauline Raimondeau
dr. gianluca grimalda
2 months ago
I've set off to Bougainville,PNG, for another #NoFly journey. I want to complete my research there. Travelling the ~25,000km distance from Italy by🚢,🚅,&🚌,I'll emit ~10 times less than✈️ (computations to come).Here the long read on my motivations:
gianlu777.substack.c...
#NoFly
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Camille Puginier
2 months ago
So excited to see our review on how to detect horizontal gene transfers and their impact on plant functional evolution finally published in
@theplantcell.bsky.social
! Great teamwork between
@lrsv-toulouse.bsky.social
and LGDP-Perpignan 😎🥳🌱
academic.oup.com/plcell/advan...
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Mechanisms, Detection, and Impact of Horizontal Gene Transfer in Plant Functional Evolution
Abstract. Horizontal gene transfers (HGT) have been observed across the tree of life. While their adaptive importance in bacteria is conspicuous, the occur
https://academic.oup.com/plcell/advance-article/doi/10.1093/plcell/koaf195/8238793?searchresult=1
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Pauline Raimondeau
Timothy Fuqua 🏳🌈
2 months ago
Excited / nervous to share the “magnum opus” of my postdoc in Andreas Wagner’s lab! "De-novo promoters emerge more readily from random DNA than from genomic DNA" This project is the accumulation of 4 years of work, and lays the foundation for my future group. In short, we… (1/4)
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De-novo promoters emerge more readily from random DNA than from genomic DNA
Promoters are DNA sequences that help to initiate transcription. Point mutations can create de-novo promoters, which can consequently transcribe inactive genes or create novel transcripts. We know lit...
https://www.biorxiv.org/content/10.1101/2025.08.25.672121v1
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Alex de Mendoza
3 months ago
Happy to see our latest work out in
@molbioevol.bsky.social
. We revisit the evolution of 5-methylcytosine across neglected eukaryotic supergroups, establishing an ancestral repressive role silencing genome invaders, both transposons and viral elements👾:
academic.oup.com/mbe/advance-...
🧵 1/7
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Repressive cytosine methylation is a marker of viral gene transfer across divergent eukaryotes
Abstract. Cytosine DNA methylation patterns vary widely across eukaryotes, with its ancestral roles being understood to have included both transposable ele
https://academic.oup.com/mbe/advance-article/doi/10.1093/molbev/msaf176/8213644
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Natanella Illouz-Eliaz
2 months ago
Our
#research
on
#drought
#recovery
, now published with
@springernature.com
in
@natcomms.nature.com
: Drought recovery in plants triggers a cell-state-specific immune activation.
doi.org/10.1038/s414...
Read thread below 👇
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Drought recovery in plants triggers a cell-state-specific immune activation - Nature Communications
Post-drought rehydration triggers a preventive immune response in plants, revealing targets to enhance crop resilience by linking drought stress recovery with improved pathogen resistance.
https://doi.org/10.1038/s41467-025-63467-2
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Genome Biology and Evolution
3 months ago
Bourne et al. analyzed immune receptor gene repertoires of 15 domesticated crop species, showing that grapes, mandarins, rice, barley, and yellow sarson exhibit reduced immune receptor gene repertoires compared to wild counterparts. 🔗
doi.org/10.1093/gbe/evaf147
#genome
#evolution
#PlantSky
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Domestication Reduces Plant Immune Receptor Gene Repertoires Across Lineages
Abstract. Plant domestication is sometimes associated with a reduction in the diversity of immune receptor genes, critical for pathogen recognition and def
https://doi.org/10.1093/gbe/evaf147
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Pauline Raimondeau
Rob Waterhouse
3 months ago
The European Reference Genome Atlas (ERGA) is a pan-European community initiative to coordinate the generation of reference genomes representing European eukaryotic biodiversity
@ergabiodiv.bsky.social
#eseb2025
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Pauline Raimondeau
PlantEvolution 🌱🌾
3 months ago
Out after peer review, collaborative study from Nordborg & Weigel labs with help from many others. Not the largest collection of new Arabidopsis thaliana genomes, but we hopefully put forward some good ideas for how to think about pangenomes and their analysis!
www.nature.com/articles/s41...
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Today also,
@thorstenreusch.bsky.social
presented the fascinating work conducted on somatic mutations in the clonal seagrass Zostera! ✨
#ESEB2025
3 months ago
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Inspiring talk from
@marcrr.bsky.social
presenting student Christabel Bucao’s work. Expression variability predicts retention and functional divergence of genes after WGD! « variability creates »
#ESEB2025
3 months ago
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Pauline Raimondeau
Rosana Zenil-Ferguson
3 months ago
Unfortunately, I couldn't join in person
#eseb2025
, but the organizers kindly accommodated a video. Posted here in case you missed it!
youtu.be/n9Ls9-8p8x0?...
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Zenil-Ferguson. The importance of quantifying rate uncertainty
YouTube video by Rosana Z-F
https://youtu.be/n9Ls9-8p8x0?si=ve36px8SHx3qp_A1
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John Lovell
3 months ago
Determining presence-absence variation (PAV) across reference genomes is a major goal of pangenome analysis. It turns out that A LOT of gene PAV is due to methodological artifacts. We explore the causes of this in soybean and cotton datasets in our recent preprint:
www.biorxiv.org/content/10.1...
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Excited to be in Barcelona for
#ESEB2025
So many great talks, familiar faces and cool posters already!
3 months ago
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Megan Frayer
3 months ago
This collaboration was so much fun!! I’m excited to see it online!
www.cell.com/trends/genet...
add a skeleton here at some point
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Pauline Raimondeau
PlantEvolution 🌱🌾
3 months ago
Paper led by
@movillome.bsky.social
on unbiased detection of (somatic)
#TE
insertions in
#Arabidopsis
with
@pacbio.bsky.social
long reads out after peer review. Thanks to academic editor Leandro Quadrana for shepherding it through the review process.
#plantscience
link.springer.com/article/10.1...
?
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Long-read detection of transposable element mobilization in the soma of hypomethylated Arabidopsis thaliana individuals - Genome Biology
Background Because transposable elements (TEs) can cause heritable genetic changes, past work on TE mobility in Arabidopsis thaliana has mostly focused on new TE insertions in the germline of hypometh...
https://link.springer.com/article/10.1186/s13059-025-03691-7
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Joel Sharbrough
4 months ago
Please RT! I'm hiring a postdoc to work in my new lab at UCSB (!) on an NSF-funded project investigating the phenotypic consequences of WGD for photosynthesis and respiration. Check out the full posting here:
recruit.ap.ucsb.edu/JPF02986
And more info about the lab here:
sharbroughlab.com
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Haut conseil pour le climat
4 months ago
Il faut un sursaut collectif pour relancer l’action climatique et permettre l'accès à une transition pour tous : consolidation du cadre d’action publique, gouvernance solide, cap clair pour 2030 & 2040. Dans notre rapport, nous formulons 74 recommandations :
www.hautconseilclimat.fr/publications...
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Pauline Raimondeau
Nicolas Mouquet
4 months ago
Could manage to add a bluesky widget on my website 🙌 ✨ 👉
nicolasmouquet.free.fr
🤖 how to here :
github.com/Vincenius/bs...
💡use you DID identifiers rather than your handle in the code (here is where to find it :
ilo.so/bluesky-did/
) 👏 thanks to
@vincentwill.com
for sharing 🧪
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Pauline Raimondeau
Christophe Cassou
5 months ago
Qques mots forts que j'ai prononcés avec émotion
@franceinfo.fr
C'est un mensonge de laisser croire que l'on s'adaptera sans casse irréversible dans une France à 4°C. On ne s'adapte pas a un effondrement de la biodiversité; on meurt avec! Les régressions actuelles sont irresponsables & suicidaires.
add a skeleton here at some point
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Kevin Bird
5 months ago
Ok, fine I'm willing to admit it now: Mimulus is interesting
www.authorea.com/doi/full/10....
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Pauline Raimondeau
Emily Josephs
5 months ago
Hey, Miles'
@milesroberts.bsky.social
beautiful paper showing that sequence diversity missed by standard methods contributes to Lewontin's paradox is officially published in
@evolletters.bsky.social
.
academic.oup.com/evlett/advan...
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k-mer-based diversity scales with population size proxies more than nucleotide diversity in a meta-analysis of 98 plant species
Abstract. A key prediction of neutral theory is that the level of genetic diversity in a population should scale with population size. However, as was note
https://academic.oup.com/evlett/advance-article/doi/10.1093/evlett/qraf011/8161170
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Dmitri Petrov
5 months ago
Check out this brand new fellowship from the Simon’s Foundation in Ecology and Evolution. Incoming grad students this year are eligible to apply. No citizenship restrictions.
www.simonsfoundation.org/grant/simons...
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Simons Graduate Fellowships in Ecology and Evolution
The purpose of these awards is to provide support for students entering U.S.-based Ph.D. programs with a plan to perform research in ecology and evolution. While we will consider all projects in ecolo...
https://www.simonsfoundation.org/grant/simons-graduate-fellowships-in-ecology-and-evolution/?utm_source=Simons+Foundation&utm_campaign=f0b7b0634b-2026_LS_GRAD_FELLOW_IN_ECO_%26_EVO&utm_medium=email&utm_term=0_-dea4c45f3e-746484893
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Pauline Raimondeau
Moi Expósito-Alonso (MOILAB)
5 months ago
Super excited to release a huge evolution project on the works for many years: Evolution experiments synchronized across climates to understand rapid adaptation Preprint:
doi.org/10.1101/2025...
All data available: www.grene-net.org/data
#MOILAB
@ucberkeleyofficial.bsky.social
@hhmi.org
🧵👇
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Mike Wiser
5 months ago
Ooh, I've run a session on basically "How to Conference" for the undergrad diversity program at the Evolution conference for the past few years. Some of what I cover:
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Pauline Raimondeau
David Shiffman, Ph.D. 🦈
5 months ago
This week in my graduate-level Science Communication class, we're discussing scientific conferences, including how to find a conference that's helpful for you, how to make the most of attending a conference, networking, and effective presentation skills. Anyone have any advice to share? 🧪🦑🌎
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Dr. David Miller 🏳️🌈
6 months ago
🧪 Detailed data viz NYT article, out today, on the extent of funding cuts at the National Science Foundation. This "broken pie chart" is neat & new to me: Powerfully shows the slowdown in new NSF awards across areas.
www.nytimes.com/interactive/...
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Arthur Leung
6 months ago
New
#CAM
paper dropped!
nph.onlinelibrary.wiley.com/doi/abs/10.1...
#plantscience
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A high‐quality genome of the Atacama Desert plant Cistanthe cachinalensis and its photosynthetic behavior related to drought and life history
Crassulacean acid metabolism (CAM) photosynthesis has independently evolved many times in arid-adapted plant lineages. Cistanthe cachinalensis (Montiaceae), a desert annual, can upregulate CAM facul...
https://nph.onlinelibrary.wiley.com/doi/abs/10.1111/nph.70186
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Sam Yeaman
6 months ago
Are you interested in the genomic basis of repeated adaptation? The RepAdapt group now has >70 members working to re-run their whole genome shotgun datasets through a common SNP calling pipeline, sharing VCFs, and working together to analyse data. Please contact me if you'd like to contribute!
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Stéphane Foucart
6 months ago
Chute de 63% de l’abondance des insectes volants entre 2021 et 2024 (UK). Je pensais avoir donné l’information la plus importante de la journée, mais en fait non. La contraction de 0,3% du PIB américain est ce qui compte vraiment.
www.lemonde.fr/planete/arti...
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La rapidité de l’effondrement des populations d’insectes confirmée par une expérience de science participative
Des milliers de Britanniques ont enregistré avec régularité les impacts d’insectes sur les plaques minéralogiques de leurs voitures. Résultat : une disparition vertigineuse de 63 % de ces bestioles vo...
https://www.lemonde.fr/planete/article/2025/04/30/la-rapidite-de-l-effondrement-des-populations-d-insectes-confirmee-par-une-experience-de-science-participative_6601861_3244.html
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Lindsey Slater
6 months ago
Due to all the NOAA cuts, we have less real time data to work with regarding today's storms. There's no profile of the current atmosphere for the entire state of WI.
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Luke Dunning
7 months ago
New preprint using Aristidoideae genomes to identify genetic precursors to C4 photosynthesis at the base of the PACMAD clade - where all the C4 fun happens in grasses 🌾 Led by
@lara-pereira.bsky.social
& Ahmed
@colinplants.bsky.social
@biggenomes.bsky.social
www.biorxiv.org/cgi/content/...
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Gene turnover and contingency facilitated the repeated evolution of C4 photosynthesis in grasses
In grasses, almost all species belong to two evenly sized clades (BOP and PACMAD), yet the >20 independent origins of C4 photosynthesis in this family only occur in the PACMAD lineage. Here, we identi...
https://www.biorxiv.org/cgi/content/short/2025.04.23.650007v1
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Pauline Raimondeau
Laura Helmuth
7 months ago
OH COME ON. NIH cancels a 34-year-old longitudinal study on women's health that started with 160,000 volunteers and continues to answer urgent questions about aging, heart disease, cancer & more 🧪 in
@science.org
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NIH cancels its first and largest study centered on women
The Women’s Health Initiative has produced numerous influential findings
https://www.science.org/content/article/nih-cancels-its-first-and-largest-study-centered-women?utm_source=sfmc&utm_medium=email&utm_content=alert&utm_campaign=DailyLatestNews&et_rid=148647149&et_cid=5596405
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Gavin Schmidt
7 months ago
At an Earth Day event this evening, I was asked to talk about the 'Overview Effect' - the profound sense of awe many people feel when seeing the Earth from space.
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Gavin Schmidt
7 months ago
Happy Earth Day!
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Seth Munson
7 months ago
Our new research shows that forest recovery from tree mortality has slowed in recent decades. This reduction is primarily associated with rising temperatures and increased water scarcity. Recovery of forest canopy water content lags behind that of vegetation greenness
www.nature.com/articles/s41...
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Satellite-based evidence of recent decline in global forest recovery rate from tree mortality events - Nature Plants
Satellite data show declining global forest recovery from tree mortality since the 1990s, driven by warming and water scarcity. Canopy water recovers slower than greenness, stressing the need for a mu...
https://www.nature.com/articles/s41477-025-01948-4
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Dr. Hilary Rose Dawson
7 months ago
I'm compiling a
#Botany2025
#StarterPack
to help bring together our Blue Sky community for the upcoming conference:
go.bsky.app/Gu9T4st
Once you submit your abstract and/or registration, reply here and I'll add you!
add a skeleton here at some point
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Noam Ross
7 months ago
🚨Report your NSF grant terminations! 🚨 We are starting to collect information on NSF grant terminations to create a shared resource as we have
for NIH
. The more information we collect, the more we can organize, advocate, and fight back! Please share widely!
airtable.com/appGKlSVeXni...
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Pauline Raimondeau
Molecular Biology and Evolution
7 months ago
New study with
@petrollromy.bsky.social
@borglab.bsky.social
traces the evolution of epigenetic silencing in plants. Deep conservation of PRC2-mediated H3K27me3 marks across green algae suggest ancient, conserved networks of gene repression. 🔗
doi.org/10.1093/molb...
#evobio
#molevol
#plants
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The Expansion and Diversification of Epigenetic Regulatory Networks Underpins Major Transitions in the Evolution of Land Plants
Abstract. Epigenetic silencing is essential for regulating gene expression and cellular diversity in eukaryotes. While DNA and H3K9 methylation silence tra
https://doi.org/10.1093/molbev/msaf064
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Andrew Digby
8 months ago
Those in NZ: you can see
#kakapo
and
#takahe
on last night's Fiordland episode of Endangered Species Aotearoa on TVNZ. Streaming on TVNZ+
#conservation
#birds
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bioRxiv Evolutionary Biology
7 months ago
Genomic studies in Linum shed light on the evolution of the distyly supergene and the molecular basis of convergent floral evolution
https://www.biorxiv.org/content/10.1101/2025.04.11.648331v1
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PM Delaux
7 months ago
Two more high-quality plant pangenomes: rice 🌾 and potato🥔 just out
@nature.com
!
www.nature.com/articles/s41...
www.nature.com/articles/s41...
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A pangenome reference of wild and cultivated rice - Nature
A pangenome of wild and cultivated rice accessions captures the entire set of non-redundant genes and diversity in rice, and provides insights into the pathways involved in the evolution of rice.
https://www.nature.com/articles/s41586-025-08883-6
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Carl T. Bergstrom
7 months ago
"People experiencing homelessness can sleep in their cars in this wealthy ski town in Colorado, but only if they have a job."
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In a Snow Paradise, They Live in This Parking Lot (Gift Article)
People experiencing homelessness can sleep in their cars in this wealthy ski town in Colorado, but only if they have a job.
https://www.nytimes.com/2025/04/11/realestate/colorado-homeless-parking-lot-affordable-housing.html?unlocked_article_code=1._k4.eJTd.r5XKDqRZWasJ&smid=url-share
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Stel Pavlou
7 months ago
You can toggle in settings to not let you post unless you add alt text. I do that, otherwise I absolutely will not remember.
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Julien Gossa
7 months ago
J'ai fait une réponse bien trop courte à la question de
@nicolasherbeaux.bsky.social
« A-t-on les moyens d'accueillir les chercheurs américains ». Je vais faire un développement ici, parce que ça me parait important (et chiant, mais ça m'a réveillé à 5h donc il faut que ça sorte).
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Alex Bisson
8 months ago
A friend got their grant on "phase transitions" on "non-conforming lattice structures" I'm not kidding.
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