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Laura Cooper

@transitionalform.bsky.social
789 followers 475 following 122 posts

Postdoc investigating the plants of the past at the University of Edinburgh, plants can be rocks too!

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Reposted by Laura Cooper
Carl Zimmer @carlzimmer.com · 27/09/2026
Four days ago, a scientist was surprised by the news that Anthropic discovered new virus genes for making DNA. He says he’s been studying them for years—and feeding his data to Anthropic’s AI as part of his own research. Coincidence? Here’s my story. nyti.ms/3VSWayc
nyti.ms
Did Anthropic’s A.I. Really Make a Scientific Discovery on Its Own? (Gift Article)
An expert at the University of Copenhagen said his team had been sharing its research with the company’s A.I. model, Claude, and that its new finding matched their work.
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Robin Hayward 🌳 🏳️‍⚧️ @canopyrobin.com · 25/09/2026
We're publishing new guidance to support trans people who do fieldwork (any work outside the office)! Now we need your help to get them seen so please share! inclusivefieldwork.leeds.ac.uk/trans/
a cartoon of three fieldworkers. One has a small trans flag. The logos of the university of leeds, research england, and canopy robin are shown, as well as the URL: InclusiveFieldwork (dot) Leeds (dot) AC (dot) UK (slash) trans
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Robert Boessenecker, Dr. of Whaleontology ™️ @coastalpaleo.bsky.social · 25/09/2026
#fossilfriday An example of why the ANSP and its collections must be saved. Atlantochelys mortoni, a giant protostegid sea turtle - named in 1849 by Agassiz based on the proximal humerus fragment. In 2012, someone found a large distal humerus that FIT ONTO THE SAME BONE in ANSP collections. 1/ 🦖🧪
The reunited humerus of the gigantic sea turtle Atlantochelys, on display in a museum: you can clearly see the break that happened sometime prior to the 19th century.
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Alexis Rastier 🌿 @alexisrastier.bsky.social · 18/08/2026
Here is our new paper: Global proliferation of opportunistic pleuromeian lycopsids following the disappearance of the end-Triassic forests. Peng J, Slater S. M, McLoughlin S, Rastier A, Vajda V: doi.org/10.1038/s445... #Paleobotany #lycopsids #Jurassic
doi.org
Global proliferation of opportunistic pleuromeian lycopsids following the disappearance of the end-Triassic forests - npj Palaeoecosystems
npj Palaeoecosystems - Global proliferation of opportunistic pleuromeian lycopsids following the disappearance of the end-Triassic forests
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Jacquelyn Gill @jacquelyngill.bsky.social · 01/08/2026
Another paper from our NASA-funded project on ferns has dropped! UWyoming MS student Fern (really!) Holian, developed a new schema for classifying fossil ferns, which are understudied. 🧪🌿☄️
bsapubs.onlinelibrary.wiley.com
Application of a novel schema for describing fossil fern foliage and investigating taxonomic and morphological change across the Cretaceous–Paleogene boundary in western North America
Premise The Chicxulub asteroid impact at the Cretaceous–Paleogene (K–Pg) boundary triggered a mass extinction 66 million years ago. Ferns thrived in the aftermath of the extinction, evidenced by the.....
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Dr. Peter Paul Rubens @peterpaulrubens.bsky.social · 15/09/2026
Boom! A simply brilliant study of a pomegranate from Jacques le Moyne des Morgues. I mean, color, composition, wow. Today is his day.
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Laura Cooper @transitionalform.bsky.social · 11/09/2026
Strange things found looking up fossil localities this week.
A screenshot from Wikipedia of Megaliths in Kazakhstan A screenshot of a google review of the Kuznetsk Alatau reading "While ventricular may not be the correct word, neither should citrus fruit be given nose trimmers. Those are my thoughts. But please do visit and judge  for yourself"A screenshot of a google review reading "Samantha was attacked by a polar bear, but i dont really care. but they didn't let me bring my tractor. 2 star"
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Laura Cooper @transitionalform.bsky.social · 11/09/2026
The paper a lot of our lab (@sannie-zishanfu.bsky.social @sandyheth.bsky.social @anajusagasti.bsky.social) contributed to on the indepedent origins of the endodermis with Tom Beeckman and Xilian Yang is out now in @currentbiology.bsky.social www.sciencedirect.com/science/arti...
sciencedirect.com
Independent origins of endodermis in lycopsids and euphyllophyte roots
The endodermis is a vital barrier tissue in plants, but its origin, evolution, and homologies across land plants remain ambiguous. Here, we implement …
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Dr Alessio Veneziano @aveneziano.bsky.social · 11/09/2026
Creativity is a high-risk high-reward feature of #science. No creativity = stagnant research! The miserable state of today's academia makes individual creativity a risk instead of an asset for a scientific career. You should read this article, carefully 🧪 doi.org/10.1038/s415...
doi.org
How contemporary academic structures constrain scientific creativity and hold back early-career researchers - Nature Human Behaviour
In this Perspective, Haubrock et al. argue that today’s scientific structures constrain creativity and that strategic conformity is a rational response. They discuss how this holds back early-career r...
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Laura Cooper @transitionalform.bsky.social · 03/09/2026
Thanks to @scishow.bsky.social for their new video covering our research on Prototaxites, really great work here! www.youtube.com/watch?v=7gFg...
youtube.com
Those Ancient Giant Fungi Weren’t Fungi After All
YouTube video by SciShow
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Tom Astle @tjalamont.bsky.social · 25/07/2026
Our queen of the night cactus had a dozen flowers open on the same night this week. It was quite a show, worth staying up to see, plus the scent of so many flowers at once was incredible.
A close up phone pic of two large, white epiphytic cactus flowers blooming at night. The one in the foreground is resting lightly on the ground. A picture of a green epiphytic cactus plant against a wooden fence at night. Six large white flowers are blooming on the plant.
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Natalia (娜塔莉) @wrycritic.bsky.social · 26/07/2026
Astounding traditional Chinese artworks of the Cretaceous invertebrates from the Jehol (远古小精灵系列), featured at the Nanjing Paleontological Museum. Glad to see creative representation of insects in palaeontology.
12 artworks of Cretaceous insets Ephemeropsis mayfliesKalligramma reconstruction
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New Phytologist @newphyt.bsky.social · 21/07/2026
Partial mycoheterotrophy: a common strategy in arbuscular mycorrhizal plants? Merckx et al. nph.onlinelibrary.wiley.com/doi/10.1111/...
Proposed autotrophy to mycoheterotrophy continuum among mycorrhizal plants, based on Johnson et al. (1997).
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Hope Jahren @realhopejahren.bsky.social · 17/07/2026
Do you, or someone you know, study carbon isotopes? If so, you need this paper: ⚛️🌱☁️ "A century of research on carbon isotope discrimination during photosynthesis: from early breakthroughs to future goals" (by me and @schubertba.bsky.social) #TansleyReview #PublishedArticle #OpenAccess
doi.org
A century of research on carbon isotope discrimination during photosynthesis: from early breakthroughs to future goals
Advanced plant growth chambers quantified the dependency of carbon isotope fractionation on CO2 level, making possible the reconstruction of atmospheric CO2 across 500 million years of earth history ...
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Helen Barrett @helenbarrett.bsky.social · 16/07/2026
Unveiled this evening: the 170-year-old, grade ii*-listed, wildly inaccurate Crystal Palace dinosaurs, now restored to their original colours and off the Historic England at-risk register.
Enormous model lizards in Crystal Palace Park Enormous model lizards in Crystal Palace Park
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Laura Cooper @transitionalform.bsky.social · 16/07/2026
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travis-park.bsky.social @travis-park.bsky.social · 16/07/2026
If you want an up-to-date summary of whale and dolphin evolution, have a read of my new review paper in @natrevbiodiv.nature.com! I’ve tried to cover as much research as possible in this, so apologies if I’ve missed you! doi.org/10.1038/s443...
doi.org
The evolution and diversification of Cetacea - Nature Reviews Biodiversity
Cetaceans are a highly diverse and enigmatic group of animals with a well-documented evolutionary history. This Review describes the macroevolutionary and palaeobiological history of Cetacea, from the...
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the beggars out of here getter @milesklee.bsky.social · 13/07/2026
My privilege to share some lovely stories from the science community about what Sam Neill's timeless performance as Dr. Alan Grant in Jurassic Park meant to them—and why it will continue to inspire kids to chase their own discoveries for years to come.
wired.com
Sam Neill Inspired a Generation of Scientists
The actor, who died at age 78 on Monday, embodied a passionate approach to research and positive masculinity in his role as paleontologist Alan Grant in the 1993 blockbuster Jurassic Park.
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Botany One @botany.one · 13/07/2026
Paleo Week: Ancient Secrets of the Fibonacci Spiral www.botany.one/ancient-secr... Longer cones and a clockwise spiral lead to tighter seed packing in a Jurassic conifer #Botany #PlantScience
botany.one
Paleo Week: Ancient Secrets of the Fibonacci Spiral
Longer cones and a clockwise spiral lead to tighter seed packing in a Jurassic conifer
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Anne-Laure D 🌿 @aldpaleo.bsky.social · 13/07/2026
Friends of Fossil Forests seminar tomorrow "Opalized wood from Clover Creek, Idaho: A case study in the power of amateur-professional collaboration" 🌳🌲⛏️ July 14, 2026, 11:00 AM EDT (GMT-4). All info & RSVP to get the link: www.fossilforests.org/post/petrifi... #fossil #paleobotany #wood
Photo of a section of fossil wood from Clover Creek from the Friends of Fossil Forests website.
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Laura Cooper @transitionalform.bsky.social · 11/07/2026
It's so funny when people ask me what I do: "So there's this unfathomable mystery of life..."
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beetle moses @beetlemoses.bsky.social · 10/07/2026
Two year anniversary of when I first posted this comic
Two panel comic. Panel 1: an anglerfish is washed up on the ocean shore, laying in the tide. It thinks to itself, “it’s so beautiful.” Panel 2: wide shot of the beach, rocky cliffs, and sky at sunset, with the anglerfish still laying in place. The anglerfish continues thinking to itself, “I might have never known.”
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Current Biology @currentbiology.bsky.social · 19/06/2026
"Algae frequently get a bad press" 🤔 But reflecting further, most of the time they do good work. All about #algae in this excellent primer by John Raven and Mario Gordano www.cell.com/current-biol...
cell.com
Algae
Algae are a diverse group of organisms that collectively have important impacts, both positive and negative, on the environment and on human lives.
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Alison Fisk @alisonfisk.bsky.social · 04/07/2026
Something beautiful for the weekend! An extraordinary Acheulean handaxe knapped around a fossil shell c. 500,000-300,000 years ago! From West Tofts, Norfolk 📷 MAA Cambridge University collections.maa.cam.ac.uk/objects/4509... #Archaeology
The photo shows a Lower Paleolithic Acheulean biface handaxe knapped from dark grey flint with a creamy-white cortical layer, shown against a black background. The handaxe is roughly tear-drop shaped with a pointed tip and rounded bottom. There is a fossil shell centrally displayed on one face, identified as the Cretaceous bivalve mollusc Spondylus spinosus. Above the shell to the right is a small rectangular museum label. Likely made by an early neanderthal (Homo neanderthalensis) population or an alternative Middle Pleistocene hominin species (H. heidelbergensis s.l.). The toolmaker has knapped the flint in such a way as to seemingly retain the shell in a central position. The shell’s central display has often been described as an example of aesthetic intention by the toolmaker. A recent study (“The West Tofts handaxe: A remarkably average, structurally flawed, utilitarian biface” by Emily Flanders and Alastair Key) concluded it was likely ‘an average utilitarian tool’ in the eyes of its Acheulean maker, and that the aesthetic intent is assumed by the present-day beholder, and not supported by objective evidence.

Measurements 79mm x 35mm x 132mm. Weight 0.375kg. 

Collections of the Museum of Archaeology and Anthropology, University of Cambridge.
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_AlexBowles @alexmcbowles.bsky.social · 02/07/2026
Think you know aquatic plants? 7 facts that might surprise you 👇🌊 Read more: shorturl.at/0bCm1 As highlighted in @currentbiology.bsky.social, while at @ox.ac.uk @biology.ox.ac.uk
shorturl.at
Seaweeds are not plants – and six other surprising facts about aquatic flora
The rules for plants can be different in water.
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Sean McMahon @seanhmcmahon.bsky.social · 30/06/2026
🤔 Can a concept widely used in economics help us recognise alien life, from fossils on Mars to molecules in the outer solar system? A quick thread to explain a new paper from my research group : Can Pareto Optimality be Evidence of Life?, by Rodgers et al. 🧵 1/10 doi.org/10.1177/1531...
Cartoons of (a) swimming rod-shaped bacteria, which look like long beans with wriggly strings at the ends; (b) a branching network that could be a kind of plant, alga, or fungus; (c) the structure of a protein molecule.
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Dr Lia Betti @liabetti.bsky.social · 30/06/2026
Very, very happy that our paper is finally out! We look at how tight a fit primates experience at birth, and found really cool results. It has been a long journey from collecting the first data seven years ago! A brief thread (1/8) www.nature.com/articles/s41...
nature.com
Comparative primate analysis shows that humans are not unique in having a tight cephalopelvic fit at birth - Nature Ecology & Evolution
Analysing cephalopelvic proportions among 29 extant primate species, the authors show that a tight cephalopelvic fit is not unique to humans, with comparable or tighter fits occurring in several non-h...
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Adam Rutherford @adamrutherford.bsky.social · 30/06/2026
This is cultural suicide and intellectual vandalism. In an era where humanities-illiterate tech bros have unearned god-like powers, we need historians, philosophers, ethicists, classicists more than ever. Please sign. (Reposting without 404) www.change.org/p/stop-redun...
change.org
Sign the Petition
Stop Redundancies at the University of Exeter
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The Linnean Society of London @linneansociety.bsky.social · 29/06/2026
Call for Writers! 📣 Are you a student or early career researcher? Science communicator? Know someone who is? We're looking for our next round of Guest Bloggers for our journal blog The Paper Trail! Check out our vacancies page to apply, and read some of our latest posts here: buff.ly/7JVQmSx 🧪 🌍
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David Clark @clarkeocrinus.bsky.social · 26/06/2026
Have you ever booped a trilobite nose? Kainops raymondi from the Devonian Haragan Fm. near Clarita, Oklahoma - Black Cat Mountain. #FossilFriday
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University of California Museum of Paleontology @ucmpberkeley.bsky.social · 26/06/2026
🌿Brand new research out in Science today about angiosperm reproductive strategies and how they preceded the K-Pg mass extinction, led by UCMP PhD student, Jaemin Lee, and curator, Cindy Looy!🌿 www.science.org/doi/10.1126/...
science.org
Diversification of angiosperm reproductive strategies predated the end-Cretaceous extinction
Angiosperm reproductive evolution is traditionally linked to the end-Cretaceous biotic crisis and subsequent ecological restructuring. Here, we report diverse and unexpectedly large diaspores (dispers...
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Itai Yanai @itaiyanai.bsky.social · 24/06/2026
🔥 Published today, and just in time for summer conferences, here are your guidelines for presenting badly www.nature.com/articles/s41... rdcu.be/fqa92
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Steve Brusatte @stevebrusatte.bsky.social · 24/06/2026
Scientific American is 180 years old. The most eminent science magazine for the general public. And today, sold off as scrap to stop the staff from unionizing. Many top editors I've worked with for a decade on several articles have been fired. What a disgrace @sciam.bsky.social
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Sandy Hetherington @sandyheth.bsky.social · 23/06/2026
Congratulation @transitionalform.bsky.social @instmolplantsci.bsky.social for publishing the next chapter of your thesis @currentbiology.bsky.social ! Great work showing that the two fundamental vascular tissues - xylem and phloem evolved asynchronously. Read Laura's thread for more details 👇👇
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Laura Cooper @transitionalform.bsky.social · 23/06/2026
Our paper on the origin and evolution of phloem, a big part of my PhD work, is out in Current Biology! www.sciencedirect.com/science/arti...
sciencedirect.com
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Emily Thomas 🦤🏳️‍🌈 @zhejiang0pterus.bsky.social · 22/06/2026
Another underrated ecosystem engineer: arborescent lycopods! Plants do a lot to shape their ecosystems, but these things in particular hoovered up so much water from the swamp - and then had it transpire out through the leaves AND the trunk - they sustained the high humidity of the peat swamps
Arborescent lycopods in a Carboniferous peat swamp
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Anne-Laure D 🌿 @aldpaleo.bsky.social · 22/06/2026
📣 It's out ! ✨32✨ great #paleobotany papers in this special issue of @annbot.bsky.social on fossil #plants 🌿⛏️ edited by Mihai Tomescu, @sandyheth.bsky.social, Brian Atkinson & myself. Thank you to all the authors & all the reviewers for their contributions! 📄 academic.oup.com/aob/issue
Cover of the special issue - with a section in a fern rhizome
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Dr Susannah Lydon @susieoftraken.bsky.social · 19/06/2026
Since there's a lot of love for all things algal right now... A chunk of Jurassic stromatolite, a structure formed by repeated layers of sediment and microbial mats (often cyanobacteria), making a blobby hummock. These guys have been doing their thing for 3.5 billion years. #FossilFriday ⚒️🌍🟢🔬🧪
A wrinkly, grey blob of a rock, on a 50mm grid desk top. It's a stromatolite from the Purbeck beds of the Isle of Portland, Dorset.Side-on view of a broken side of a wrinkly, grey blob of a rock, on a 50mm grid desk top. It's a stromatolite from the Purbeck beds of the Isle of Portland, Dorset.
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George Eaton @georgeeaton.bsky.social · 19/06/2026
Reform have now lost six by-elections in a row in England, Scotland and Wales. Their national poll rating is 26% – below Labour in 1983 – and Farage’s approval rating is -37. They’re very far from the voice of the people and need to stop being treated as such.
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Laura Cooper @transitionalform.bsky.social · 18/06/2026
Just a little guy!
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J Pardo @jdpardo.bsky.social · 18/06/2026
New in @science.org ...since our first discoveries of early tetrapods, they have been thought of as "amphibians" characterized by aquatic larvae. But is this true? For the first time, we report exceptional fossils of stem tetrapod babies that upend this paradigm. 1/n www.science.org/doi/10.1126/...
science.org
Direct development of stem tetrapods across the fin-to-limb transition
Modern amphibians are characterized by an aquatic larval stage that ends abruptly with a period of widespread tissue remodeling (metamorphosis) upon transition to terrestrial adulthood. A transient la...
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iNaturalist @inaturalist.bsky.social · 18/06/2026
Some spectacular parasitic fungus for your feed: Ophiocordyceps curculionum!
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snake-wing @snake-wing.bsky.social · 18/06/2026
The other design I did for Artiss’ Pride collection 🏳️‍🌈
A digital piece of art showing instances of quietness in nature. Text reads:

Queerness in Nature:

Schizophyllum commune has over 20,000 sexes.

Around 31% of Laysan
Albatross couples on Oahu
Island consist of two females.

Clownfish can transition from male to female.

Around 10% of rams are gay.

Mourning geckos can reproduce asexually.

Most male walruses are bisexual.
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Emily Hunt @emily.space · 17/06/2026
In spot tests I've done, I see this happen *all of the time*, such as with my own papers. The LLM would often rather hallucinate a male scientist than get my name right. 🤷‍♀️ It's kind of unsurprising that models trained unscrupulously on the entire internet are misogynistic
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Anne-Laure D 🌿 @aldpaleo.bsky.social · 10/06/2026
And the paper is now available online (open access) 🌿⛏️🎉 A new anatomically preserved species of Keraphyton (Iridopteridales) from the Upper Devonian of Australia | Palaeontologia Electronica doi.org/10.26879/1640 #paleobotany
doi.org
Devonian plant from Australia
A new anatomically preserved species of Keraphyton (Iridopteridales) from the Upper Devonian of Australia
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Dr Dan Shugar 🇨🇦 @watershedlab.bsky.social · 12/06/2026
TODAY! I am fully aware of how absurd a <24h deadline is but trust me there’s a good reason. if you’re interested in this postdoc, send me your CV immediately.🧪⚒️
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Mario Coiro @lepidodendron.bsky.social · 10/06/2026
Glad to see this little review published! Do you want to read about the challenges of integrating molecular and fossil data in plants? Check this out for free! With amazing illustrations by Emma Antonena doi.org/10.1016/j.cu...
doi.org
Redirecting
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Randall Munroe @xkcd.com · 10/06/2026
Nostalgia Content xkcd.com/3256/
Comic. [Person in front of images of pogs, a Tamagotchi, and huge fungal tower over mossy ground.] PERSON: Who else remembers pogs? Tamagotchis? Vast forests of prototaxites towering over the mossy landscape as armored fish stir in the deep? [caption] Due to a database error, millennial nostalgia now includes a portion of the Early Devonian.
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Laura Cooper @transitionalform.bsky.social · 11/06/2026
Thanks for covering it, looking forward to listening!
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Adam Rutherford @adamrutherford.bsky.social · 11/06/2026
Whale Necropolis, and weird fishes. Glorious chewy carcasses, the real circle of life: ‘we report a vast whale necropolis extending 1,200 km along the floor of the Indian Ocean, comprising 5 modern whale-fall communities and 476 fossil cetaceans.’ www.nature.com/articles/s41...
nature.com
A 5.3-million-year-old deep-sea whale necropolis in the Diamantina Zone - Nature
Researchers uncovered an enormous deep-sea accumulation of whale remains in the southeastern Indian Ocean, showing long-term, specialized ecosystems and an extensive fossil record that offers new insi...
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