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Anthony (Tony) J. Martin

@ichnologist.bsky.social
8.5K followers 878 following 3.7K posts

Traces & trace fossils. Wrote 'Life Sculpted' (2023), 'Dinosaurs Without Bones' (2014), 'The Evolution Underground' (2017), & more. Hubby, Trekkie, reading, cooking, craft-beer imbibing, childless cat dude, 🚫AI. 🧪🐾🦖🦕🪨⚒️🌍📚✍️ 🖖 ajmartinauthor.com

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Reposted by Anthony (Tony) J. Martin
Dr. Raven the Science Maven @ravenscimaven.bsky.social · 2h
Hey, BlueSky! If you'd like to nominate someone to be a guest on my podcast, please let me know! thesciencemaven.com/podcast
thesciencemaven.com
The Science of Life with Dr. Raven Baxter® · Podcast
What if everyday life is filled with fascinating secrets? I'm Dr. Raven Baxter, a molecular biologist, and on The Science of Life, we explore the intersection of life science and the science of living...
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Callan Bentley @callanbentley.bsky.social · 2h
Great day capturing drone imagery of Triassic dinosaur footprints in lakeside sediments in the Luck Stone Culpeper quarry. ⚒️
Callan's fingertips next to a dinosaur footprint in ancient brown rocks.Two of Callan's students measure the distance from one footprint to another on a subhorizontal outcrop, with quarry walls rising up behind them.
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Asher HELLbein @asherelbein.bsky.social · 5h
It's #fossilfriday! Meet Hatzegopteryx, a predatory, ground-stalking pterosaur the size of a small giraffe, found on the islands of Cretaceous Eastern Europe. Survival Verdict: lol good luck HOW TO SURVIVE PREHISTORY. Out April 27, 2027. Preorder now! bookshop.org/p/books/how-...
An enormous Hatzegopteryx pterosaur stands in the rain on all fours, its head a mass of turkey-like wrinkles around a wicked, machete-shaped beak. It turns a cold, considering eye on you. Two others approach through the mist. Art by Stieven Van Der Poorten for HOW TO SURVIVE PREHISTORY
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Ferwen @ferwen.bsky.social · 3h
#FossilFriday Stunning fossil shows dinosaurs’ distinctive path to flight www.nature.com/articles/d41...
nature.com
Stunning fossil shows dinosaurs’ distinctive path to flight
A fossil from a previously undiscovered species with feathery limbs, unearthed in China, adds to evidence that dinosaurs and birds evolved flight more than once.
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Alistair Coleman @alistaircoleman.bsky.social · 01/10/2026
I always loved how Phil leaned heavily into this meme.
Jurassic Park credits:

DINOSAUR SUPERVISOR
PHIL TIPPETT
Phil, this wasn't f
amateur hour. PEOPLE DIED
BECAUSE OF YOUR LACK OF SUPERVISION. THERE WERE RAPTORS ALL UP IN THE KITCHEN PHIL. IN THE GOD DAMN KITCHEN.
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Annalee Newitz @annaleen.bsky.social · 4h
An alien civilization from beyond the galaxy meets ancient Pompeii. Do you want to know MOAR about how I did the bonkers worldbuilding in A WALL IS ALSO A ROAD? Here's my tale. You can pre-order the book and get it nice and fresh on Tuesday! us.macmillan.com/books/978125...
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Duncan McIlroy @dmcediacaran.bsky.social · 11h
#FossilFriday this week is brought to you by the paratypes of #Edrathina from the #InnerMeadow lagerstätte. Both #Ediacaran aged fossils have fallen atop #rangeomorph fossils meaning part of the calyx of both was not impressed onto the seafloor. This kind of evidence suggests an upright life habit.
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Mark Witton @markwitton.bsky.social · 7h
I haven't posted anything for a while, so here's some new #paleoart for #FossilFriday: Cetiosaurus in a Middle Jurassic landscape. I've had to compose and execute this in just two days, so hopefully it looks OK! (All data for the plant recons comes from @palaeojules.bsky.social.) #dinosaur #sciart
A long-necked dinosaur walks along a shallow river surrounded by various Jurassic trees, ferns and shrubs. A small predatory dinosaur watches from the nearest riverbank.
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Charmouth Heritage Coast Centre @charmouthhcc.bsky.social · 15h
October's fossil of the month isn't just one fossil but a whole host of ammonites preserved against a chunk of fossilised driftwood from the Jurassic seafloor, 190 million years ago! Found by preparator and collector Craig Chivers in February 2024 after some stormy weather. #FossilFriday #paleosky
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Hady George @houdzgeorge.bsky.social · 14h
Cast of a skeleton of the Jurassic crocodilian relative Pelagosaurus on display at the Natural History Museum, London #FossilFriday
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Matt Friedman @friedmanlab.bsky.social · 11h
Variety pack of eurypterids at UMMNH for #FossilFriday: Acutiramus (UMMP IP 86635), Paracarcinosoma (UMMP IP 62598), Eurypterus (UMMP IP 7157), and Dolichopterus (UMMP IP 62680). All from the Silurian of New York and Ontario.
A fossil eurypterid on a gray slab of rock.A fossil eurypterid on a gray slab of rock. It has a narrow tail and a swollen midsection.A fossil eurypterid on a gray slab of rock next to a model of the same species painted green.A fossil eurypterid on a gray slab of rock with long, extended swimming appendages. It is displayed next to a model of the same species painted brown and yellow.
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Thomas R. Holtz, Jr. @arctomet.bsky.social · 11h
#FossilFriday The mosasaur Plesioplatecarpus planifrons
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Jack Lovegrove @jackl0vegr0ve.bsky.social · 11h
Welsh Marches mammoth for #fossilfriday
A mounted mammoth skeleton stands in front of a painting
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MU-Peter Shimon 🀄 @mu-peter.bsky.social · 10h
Half-billion-year-old fossils rewrite the origin story of starfish Cambrian fossils illuminate the ambulacrarian common ancestor🧪 www.cell.com/current-biol... Yujingia fills a key gap in the early deuterostome fossil record, challenging the conventional worm-like, pharyngeal filter-feeder models
Fossils of Yujingia glutenotunica. Credit: Kaiyue He et al.Artist's impression of Yujingia glutenotunica. Credit: Kaiyue He et al.
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Andrej Spiridonov @andrejpaleo.bsky.social · 10h
This really cheared my Friday: Paleoartists you are supported even by the pope 👇 #Paleobio
Pope Leo XIV declaration on the nature of arts
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Ausarchosaur @ausarchosaur.bsky.social · 11h
The Sternberg Museum is now also in danger of closing. So today here are old photos of a small Pteranodon from the George F. Sternberg collection. #FossilFriday
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Riley Black 🏳️‍⚧️ 🦕 @restingdinoface.bsky.social · 11h
Hey it’s new tyrannosaur day! 🦖
tandfonline.com
A new albertosaurine from the Oldman Formation, Alberta, Canada, illuminates ambiguity between albertosaurine and tyrannosaurine characteristics
Tyrannosaurid species have often been considered to have high longevity and low diversity relative to contemporaneous megaherbivores. Recent chronospecies assertions around tyrannosaurid lineage ev...
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Tom Sharpe @tomsharperocks.bsky.social · 15h
#FossilFriday & ahead of next week's fossil marine reptile conference @morethanadodo.bsky.social, here are some of Mary Anning's most impressive ichthyosaur finds @nhm-london.bsky.social, including the 'first' ichthyosaur of 1811–12, the large 1832 Temnodontosaurus, & big vertebrae of the mid-1830s.
A museum display case with fossil skeletons of large ichthyosaurs.
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Adiel Klompmaker @paleoadiel.bsky.social · 11h
‼️Here's a nice trackway possibly made by a scorpion on the mudflats of Alabama ~315 million years ago (Pennsylvanian)🦂. This one comes from the famous Union Chapel Mine, and was cited in Buta & Kopaska-Merkel (2016). #FossilFriday @The University of Alabama Museums Research & Collections! #fossil
trackway possibly made by a scorpion on the mudflats of Alabama ~315 million years ago (Pennsylvanian)
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Dr. Sarah Parcak @indyfromspace.bsky.social · 20h
I just called us "Homey Sapiens" as a typo in my book, wake up babe, new species name just dropped
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Kieran 🦘🇨🇦 @hellbendermuseum.bsky.social · 02/10/2026
Proud to present my lifesize T. rex head, affectionately named Hannibal. I created this myself from start to finish- digital sculpture, resin 3D printing, painting, etc. Huge thanks to my friend @rj-palmer.com for instrumental crits and redlines during the sculpting process.
Life-size t rex head model from front 3/4 view. I am also in frameLife size t rex head model, from frontLife size t-rex model, from front and staring directly down the barrel of the camera
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Jean-François Cudennec @limpetnerd.eurosky.social · 15h
A gorgeous specimen for #FossilFriday : the internal cast of a Jurassic bivalve (Pleuromya cf. uniformis), turned into a talisman with a religious Islamic inscription : ‘There is no god but Allāh [and] Muḥammad is His Prophet’ #PaleoSky ⚒️🏺🧪🦑🦕
Fig. 1. Pleuromya cf. uniformis (Sowerby 1813), Jurassic, Morocco. Internal mould of articulated specimen bearing a religious inscription in high relief. Museo Geominero, Madrid, catalogue number MGM-7809X. (a) Left valve view; (b) right valve view; (c) anterior view; (d) dorsal view; and (e) detail showing striations visible on the surface of the letters (left arrow) and how a fissure in the rock also affects the letter (right arrows), indicating that the letters were carved in high relief and do not represent surface adherences of any foreign material. The thick patina of dirt that covered the specimen, originally dark grey in colour, was removed by washing with detergents, alternating with immersions in hydrogen peroxide.

Source : https://www.lyellcollection.org/doi/full/10.1144/jgs2026-014
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Paul D. Taylor @nhmbryozoa.bsky.social · 16h
#FossilFriday It’s easy to see why Cotham Marble is often referred to as ‘landscape marble’. This Late Triassic limestone from the Bristol area is a microbialite. Detail from a specimen about 10 cm thick on display at the Natural History Museum, London.
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Claude ✡️🦖🦕 @cascoclauda.bsky.social · 10h
happy #fossilfriday! this is fuxianhuia, a stem-arthropod from early cambrian china. a 2018 paper by fu et al. suggests that fuxianhuia engaged in extended parental care, making it possibly the earliest example of such behaviour in the fossil record (art by dongjing fu)
the stem-arthropod fuxianhuia on the seabed surrounded by its younga complete fossil of an adult fuxianhuia
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 10h
Need some encouragement? Look at all of the optimists here on Bluesky, making wishes for a better, brighter future simply saying the words, "Maybe it will happen today." bsky.app/search?q=May...
bsky.app
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Paleo Nerds Podcast @paleonerdspod.bsky.social · 10h
Episode #102 is out and we had the pleasure of talking to Melanie Aranka Dominique During, Vertebrate Paleontologist and Post-Doctoral Fellow at Uppsala University in Sweden 🇸🇪 [THREAD]
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 11h
Atlanta GA folks: I'm on stage with 4 other storytellers next Thursday, October. 8, for @storycollider.bsky.social! This show's theme: "Defying Expectations." What's my story about? Trace fossils, of course. More info on time, place, & tickets at this link: www.storycollider.org/tickets/2026...
storycollider.org
Story Collider Live Shows & Events | True, Personal Stories About Science — The Story Collider
Join us in Atlanta for an evening of true, personal stories about science.
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 12h
For #FossilFriday, a sampling of Late Cretaceous dinosaur footprints preserved as natural casts & attributed to hadrosaurs, but ranging from teeny-tiny to less teeny. On display at the Prehistoric Museum, Utah State University, Price, UT. 🧪🪨🦖🐾
A series of hadrosaur (dinosaur) tracks on display, preserved as dark-gray natural casts, with six on a shelf above arranged—from right to left—in order from smallest to largest on an upper shelf, then two larger tracks on a shelf below.
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Dr. Earyn McGee @afroherper.bsky.social · 01/10/2026
Last year you all helped me raise almost $4,000 in scholarship funds. I’d like to introduce you to the wonderful scientists who received a #FindThatLizard Scholarship. 🦎
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Eos @eos.org · 01/10/2026
Scientists found evidence for wildfires that burned only around 560 miles from the South Pole 90 million years ago, making them the southernmost fires ever documented. eos.org/articles/wil...
eos.org
Wildfires Burned in Antarctica 90 Million Years Ago - Eos
A new study finds evidence for the southernmost wildfires currently known, which may have facilitated a transition from temperate rainforest to peatland in Antarctica.
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 01/10/2026
Very excited to see this new review article, 'The Fossil Record of Bioerosion,' by Mark Wilson, @nhmbryozoa.bsky.social, & others! Published online in Journal of Paleontology (@paleosoc.bsky.social) & #OpenAccess. Looking forward to diving in & reading it later.
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Paul D. Taylor @nhmbryozoa.bsky.social · 01/10/2026
Published today and fully Open Access: doi.org/10.1017/jpa....
doi.org
The fossil record of bioerosion | Journal of Paleontology | Cambridge Core
The fossil record of bioerosion
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Mike Keesey @tmkeesey.bsky.social · 01/10/2026
PhyloPic is having an October fundraiser. The goal is to raise enough money to cover web hosting for the past six months. Please share the link, and chip in a bit if you can! www.phylopic.org
phylopic.org
PhyloPic
PhyloPic is an open database of free silhouette images of animals, plants, and other life forms, available for reuse under Creative Commons licenses. Download silhouettes for use in educational materi...
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Kiersten Formoso, PhD(epressed) @formorphology.bsky.social · 01/10/2026
Hi! My World View in Nature Reviews Biodiversity was published today! Read about my three main aims when educating people about topics in natural history. www.nature.com/articles/s44...
nature.com
Three ideas to inspire curiosity in natural history education
Nature Reviews Biodiversity - Natural history can captivate the minds of all manner of people for a multitude of reasons, but a shifting media landscape demands adaptation from public educators....
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Ayana Elizabeth Johnson @ayanaeliza.bsky.social · 01/10/2026
Help 3 friends make a plan to vote and Patagonia will thank you with $100. Patagonia is committing up to $11.2 million to encourage 300,000+ people to make a voting plan. Details at patagonia.com/elections. Listen to our convo with Patagonia’s CICO, and POW’s CEO, at getitright.earth/podcast
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Sheril Kirshenbaum @sheril.bsky.social · 01/10/2026
"You want fantasy? Here's one... There's this species that lives on a planet a few miles above molten rock and a few miles below a vacuum that'd suck the air right out of them. They live in a brief geological period between ice ages, when giant asteroids have temporarily stopped smacking into the surface. As far as they can tell, there's nowhere else in the universe where they could stay alive for ten seconds. And what do they call their fragile little slice of space and time? They call it real life. In a universe where it is known that whole galaxies can explode, they think there's things like 'natural justice' and 'destiny'. Some of them even believe in democracy... I'm a fantasy writer, and even I find it all a bit hard to believe." - Terry Pratchett, Whose Fantasy Are You?
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 01/10/2026
For my #ENVSCOMM26 students, new information from @yaleclimatecomm.bsky.social on about how climate change has been mentioned less in the media over the past 2 years, even as its visible effects worsened. #scicomm
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 01/10/2026
Interesting new study on climate-change communicators, pertinent for my #ENVSCOMM26 students as we discuss ways to reach more people when talking about climate change. #scicomm
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Katharine Hayhoe @katharinehayhoe.com · 01/10/2026
Today we'll share why we're building @tccollab.bsky.social — to connect, resource and support climate communicators. We'll unpack the data: some what you'd expect, some surprising! And we'll introduce what we've already built — including our Start a Conversation flash cards — and what's coming next.
talkingclimate.com
Talking Climate Collaborative
Empowering the messengers people already trust.
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Saeed Jones @theferocity.bsky.social · 01/10/2026
I’ve had enough. It’s time we abolished leaf blowers.
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John P. Friel, Ph.D. @friel.bsky.social · 01/10/2026
Jason Cryan, from the Natural History Museum of Utah, and Barbara Thiers, formerly of the New York Botanical Garden, join Host Flora Lichtman to discuss the challenges of running a natural history museum.
sciencefriday.com
Are natural history museums in trouble?
The country’s oldest natural history museum, in Philadelphia, has closed its doors to visitors. Will other museums follow?
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Jennifer Ouellette @jenlucpiquant.bsky.social · 01/10/2026
Dinosaur-killing impact crater might have been teeming with life arstechnica.com/science/2026...
arstechnica.com
Dinosaur-killing impact crater might have been teeming with life
Hot, nutrient water might have lasted for over 5 million years after the impact.
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 01/10/2026
Not-teaching day, so catching up on not-teaching stuff before returning to grading & quiz making. First, writing semifinal draft of a script for my upcoming Atlanta @storycollider.bsky.social performance next Thursday, Oct. 8; theme is "Defying Expectations." www.storycollider.org/tickets/2026...
storycollider.org
Story Collider Live Shows & Events | True, Personal Stories About Science — The Story Collider
Join us in Atlanta for an evening of true, personal stories about science.
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Crystal Palace Dinos @cpdinosaurs.bsky.social · 01/10/2026
We found this fantastic old colour shot, possibly taken at some point between the end of the 1960s to mid-1970s. Zoom in for the interesting eye paint of the iguanodon, and a pretty mucky megalosaurus - which may have been just about to enter its "red paint" phase.. www.flickr.com/photos/found...
Colour scanned photo. view from the path overlooking the dino end of the Secondary Island
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 01/10/2026
Today is the day to commiserate with Charles Darwin, on the 161st anniversary of his confessing to Charles Lyell that he felt "...very poorly today & very stupid & I hate everyone & everything." Here's more of the back story on Darwin writing about this not-so-good day. www.npr.org/sections/kru...
npr.org
Charles Darwin And The Terrible, Horrible, No Good, Very Bad Day
Geniuses have it easy, right? They wake up and out pops the brilliance. Well, not really. And not if that genius is Charles Darwin, who's got lots to do and absolutely no desire to do it. Those days (...
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 30/09/2026
For Atlanta-area folks who also love books: the annual Decatur Book Festival in downtown Decatur GA is this weekend! Keynote talks are this Friday (Oct. 2) & most author events are Saturday (Oct. 3). Here's the schedule, authors, map, & more: www.decaturbookfestival.com/session-sche... #Booksky 📚✍️
decaturbookfestival.com
SCHEDULE | DBF
2026 Decatur Book Festival Schedule
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Prosanta Chakrabarty @prosanta.bsky.social · 30/09/2026
Exciting news! We here at the LSU Museum of Natural Science @lsumns.bsky.social and Dept. of Biological Sciences are looking for Curator and Assistant Professor of Vertebrate Paleobiology! Come work with us! We are fun, supportive and active! lsu.wd1.myworkdayjobs.com/en-US/LSU/jo...
lsu.wd1.myworkdayjobs.com
Assistant Professor
All Job Postings will close at 12:01a.m. CST (1:01a.m. EST) on the specified Closing Date (if designated). If you close the browser or exit your application prior to submitting, the application progre...
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 30/09/2026
New Cretaceous bird reported from Australia, Tenuicruris piscanexum! I was hoping my coauthors' & my 2023 study reporting a variety of Early Cretaceous bird tracks in Australia would be followed by bird body-fossil discoveries reflecting that diversity. 🧪🪨🐦🇦🇺 www.tandfonline.com/doi/full/10....
tandfonline.com
Tenuicruris piscanexum, a new addition to Australia’s rare Cretaceous bird fossils
This study describes Tenuicruris piscanexum, gen. et sp. nov., the second Cretaceous bird named from Australia, based on a well-preserved tibiotarsus. Detailed morphological analysis and phylogenet...
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Jeff VanderMeer @jeffvandermeer.bsky.social · 30/09/2026
They quoted me in this New Yorker piece about AI today. www.newyorker.com/culture/the-...
“Let’s say there’s a world or time line I exist in where A.I. has been subject to regulation. It is ethical. It has no footprint environmentally,” the novelist Jeff VanderMeer, a prominent critic of A.I., told me over the phone. “With those guardrails in place, would I read an A.I. book? All I can say is no. And the reason is, in part, because I want to read something coming from a particular mind.” Using A.I., he said, “feels like a betrayal of the whole point of why you’re a writer.”
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Anthony (Tony) J. Martin @ichnologist.bsky.social · 30/09/2026
New analysis of "early reptile" (amniote) Westlothiana (345 mya) ain't no reptile; also casts doubt on identity of fossil tracks interpreted as those of early amniotes (might be amphibians' instead). 🧪🚫🦎🐾
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