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João Marreiros

@jmarreiros.bsky.social
252 followers 409 following 18 posts

🔬 Archaeologist interested in how stone tools were used 🖐️Researcher at @leizarchaeology.bsky.social @tracer-leiza.bsky.social @icarehb.bsky.social (www.joaomarreiros.com)

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João Marreiros @jmarreiros.bsky.social · 1m
Very proud of this paper! Well done @youssefdjellal.bsky.social 🥳
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Youssef Djellal @youssefdjellal.bsky.social · 17h
Glad to share our latest review on Aterian lithic technology and functional studies in North Africa, exploring what stone tools reveal about early Homo sapiens behavior during the MSA. link.springer.com/article/10.1...
link.springer.com
Aterian Lithic Technology and Functional Studies in North Africa: A Review of Current Evidence and Perspectives - Journal of Paleolithic Archaeology
In North Africa, the Middle Stone Age (MSA) has been associated with the emergence and evolution of Homo sapiens and is considered a pivotal period in the development of behavioral complexity. Recent ...
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UoL EvoAnth Seminar Series @liverpoolevoanth.bsky.social · 28/09/2026
We are delighted to announce our timetable of Evolutionary Anthropology talks for Semester 1 of the new academic year! 🥳🤩 All of our talks will be streamed online via MS Teams. Our first talk this semester will be on the 8th October 2026, from 13:00-14:00 GMT. We hope you will join us!
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Nature @nature.com · 27/09/2026
There is growing concern that AI can blunt memory and reasoning. Science shows ways to keep the brain sharp go.nature.com/3V1488l
go.nature.com
How to stay smart in the age of AI: the science of critical thinking
Nature - There is growing concern that AI can blunt memory and reasoning. But science shows ways to keep the brain sharp.
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AWRANA: Association of Archaeological Wear and Residue Analysts @awrana.bsky.social · 23/09/2026
Congratulations to Dr Lasse van den Dikkenberg for his PhD thesis "Living with Flint: Lithic biographies and daily life in the Rhine-Meuse Delta during the Vlaardingen Culture period (3400–2500 BCE)", now available open-access through Sidestone Press: www.sidestone.com/books/living...
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ICArEHB @icarehb.bsky.social · 22/09/2026
What surprises people most when they learn about fossils? 🦴 Full video on our YouTube 👇 youtu.be/7AN3HBuJ-l8?... #fossils #prehistory #ICArEHB
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Tiago Dias @tiagodf.bsky.social · 22/09/2026
Isto, do Vítor Rua, é absolutamente extraordinário.
rimasebatidas.pt
Jorge Palma estacionou o piano em segunda fila - Rimas e Batidas
Um cantautor que se atravessou no caminho dos portugueses.
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MU-Peter Shimon 🀄 @mu-peter.bsky.social · 18/09/2026
Middle stone age occupation in eastern kerma region of the third cataract, northern Sudan🏺🧪 www.sciencedirect.com/science/arti... OSL dating places occupations at ∼50 ka (MIS 3) at sites SK87 and SK7. Lithics show Levallois, discoidal, and Nubian Levallois reduction strategies.
Surface collection lithic artifacts from the eastern Kerma region. a, c, d, g, h) Recurrent centripetal Levallois cores. b, e, i) Nubian Levallois cores Type 1. f, j) Levallois points. a–d) quartzite; e–j) basalt.
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AWRANA: Association of Archaeological Wear and Residue Analysts @awrana.bsky.social · 31/08/2026
The Association of Archaeological Wear and Residue Analysts (AWRANA) welcomes applications from institutions (e.g., universities, research institutes, museums) interested in organising and hosting the forthcoming 2029 AWRANA International Scientific Conference.
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AWRANA: Association of Archaeological Wear and Residue Analysts @awrana.bsky.social · 18/09/2026
Do you know of any upcoming events related to the topic of use-wear and residue analysis? Send them to us to share (more information here: www.awrana.org/news
awrana.org
News | AWRANA
Home
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Rob Foley @robfoley.bsky.social · 14/09/2026
David Clarke, Analytical Archaeologist - Cambridge meeting to mark the 50th anniversary of his death - update and further information: the list of speakers, programme and registration now available here www.arch.cam.ac.uk/analytical-a...
arch.cam.ac.uk
Analytical Archaeologist: The living legacies of David Clarke in contemporary scientific archaeology | Department of Archaeology
David Clarke died on the 27th June 1976. He was only 38 years old. When he died, he left behind his wife, Stella, and two young children, Andrew and Leonora. Their loss must have been awful.
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Leibniz-Zentrum für Archäologie (LEIZA) @leizarchaeology.bsky.social · 04/09/2026
Team LEIZA was back at the Mainz Company Run yesterday! A fantastic evening of running, cheering and team spirit. Thanks to everyone who ran, supported and cheered us on! 🙌 #TeamLEIZA #LEIZArchaeology
The LEIZA team posing before the run.The supporters standing on the sideline, cheering.One of our coleagues running with other participants on the street.The team celebrating after the run.
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Leibniz-Zentrum für Archäologie (LEIZA) @leizarchaeology.bsky.social · 03/09/2026
🎉 ERC Starting Grant for our colleague Tamara Dogandžić! For her new #research project Early ENCOUNTERS, she has been awarded funding from the European Research Council @erc.europa.eu: €1.5 million for five years of research. #Archaeology #LEIZArchaeology #ERCStG @paleomonrepos.bsky.social
View from above of researchers carrying out excavations in an excavation trench. In the background is the massive rock face of the Suhi Dol archaeological site in Bosnia and Herzegovina.
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Leibniz-Zentrum für Archäologie (LEIZA) @leizarchaeology.bsky.social · 02/09/2026
Excavation season has brought our archaeologists back to the Azykh Cave in Azerbaijan! Located in the South Caucasus, Azykh is a promising site for researching the Middle Palaeolithic and possible Neanderthal remains. #archaeology
Excarvation site in the Azykh Cave: Archaeologists at work.Excarvation site in the Azykh Cave: Archaeologists at work.Excarvation site in the Azykh Cave: Archaeologists at work.
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ICArEHB @icarehb.bsky.social · 02/09/2026
🎉 The LEXA Seminar Series is back! After a hugely successful first season, we're delighted to announce the return of Advances in Experimental Archaeology for a new season. 🔗 icarehb.com/lexa #LEXA #ExperimentalArchaeology
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ICArEHB @icarehb.bsky.social · 02/09/2026
🦴 Kicking off the new #LEXA season: Dr Eva Francesca Martellotta explores wood & bone retouchers from an experimental and traceological perspective. 📅 14 Sept | 🕑 14:00 (UTC+1) | 🌍 Online via #Zoom 🔗 icarehb.com/lexa
icarehb.com
Laboratory for EXperimental Archaeology (LEXA) - ICArEHB
Welcome to the Laboratory for EXperimental Archaeology (LEXA) At LEXA, our vision is to advance the understanding of ancient technologies and behaviours through scientific experiments to generate and ...
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AWRANA: Association of Archaeological Wear and Residue Analysts @awrana.bsky.social · 31/08/2026
We've updated our website! Check it out to see the latest news and updates from the AWRANA community, as well as our membership database, plus information on previous and upcoming conferences. www.awrana.org
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Público @publico.pt · 30/08/2026
Médio português fez três golos no triunfo dos “red devils” sobre o Ipswich, reforçando a influência na manobra da equipa.
publico.pt
O que seria do Manchester United sem Bruno Fernandes?
Médio português fez três golos no triunfo dos “red devils” sobre o Ipswich, reforçando a influência na manobra da equipa.
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Dimitri Van Limbergen @divali.bsky.social · 20/08/2026
Are you attending #EAA Athens next week? Visit stand 30 of the EAF and talk to me about #LEIZA Journal of Archaeology, exchange ideas, and explore if your work can find a home in LJA! Scan QR code in video to find out more! #archaeology @leizarchaeology.bsky.social @archaeologyeaa.bsky.social
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Leibniz-Zentrum für Archäologie (LEIZA) @leizarchaeology.bsky.social · 20/08/2026
Meet our colleague @divali.bsky.social next week at the #EAA in Athen & discover our brand-new Journal of Archaeology. Find out more here 👉 go.leiza.de/leiza-journa...
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Leibniz-Zentrum für Archäologie (LEIZA) @leizarchaeology.bsky.social · 17/08/2026
Two days of inspiring presentations, discussions and interdisciplinary exchange at the conference “Archaeological Iron: Context, Corrosion and Conservation” have come to an end. 1/6 #Archaeology #conservation
View of the Conference Room. Ronald Schwab talks to the participants.A stack of flyers of the conference programme.
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Stephan Schiffels @stschiff.bsky.social · 12/08/2026
If you are interested in learning computational population genetics and ancient genomics, I have curated my list of workshops and online tutorials (and will continue to do so) indicating suitability for self-learners and status. You find the list [here](www.stephanschiffels.de/resources.html).
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Ana Abrunhosa @anaabrunhosa.bsky.social · 31/07/2026
Our paper out! 🎉 This study compares cherts from Gruta Nova da Columbeira, Praia Rei Cortiço and Mira Nascente with geological samples. Procurement by Neanderthal groups was largely restricted to the area between the coast and the western flank of the first mountain ridge. rdcu.be/fw1IYhttps:/...
rdcu.be
Chert procurement for inferring Neanderthal mobility in central western Iberia
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Fonsi Loaiza @fonsiloaizap.bsky.social · 28/07/2026
Zinedine Zidane es hijo de migrantes argelinos, nació en el barrio obrero de La Castellane en Marsella. Siempre se ha posicionado en contra de la ultraderechista Le Pen. Hoy ha sido nombrado seleccionador de Francia y se ha manifestado en contra del racismo de la extrema derecha.
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Live Science @livescience.com · 25/07/2026
Science word of the day: Lithics www.livescience.com/archaeology/...
livescience.com
Science word of the day: Lithics
What does 'lithics' mean?
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ICArEHB @icarehb.bsky.social · 24/07/2026
🪨 Decoding #Acheulean percussive technology — #ICArEHB researchers Eduardo Paixão, João Marreiros & Erella Hovers co-author this open access study on #UseWear traces in stone tools. 🔗 doi.org/10.1007/s419... #LithicTechnology #Archaeology
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CENIEH @cenieh.bsky.social · 20/07/2026
#ICTSNews Around 400 researchers from around the world to gather in Burgos for @eshesociety.bsky.social 2026 +info: cenieh.es/actualidad/n... #ESHEBurgos
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Jonasnuts @jonasnuts.bsky.social · 02/07/2026
Pessoal que escreve bem e tem boas ideias……. Têm aqui uma oportunidade (mas leiam primeiro a fumaça, para saberem o que já foi abordado, e o tipo de artigos, assuntos e temáticas que se podem enquadrar. Mas é uma ótima oportunidade. :-)
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Erella Hovers @ehovers.bsky.social · 03/07/2026
Kudos to y Giuseppe Briatico for leading our paper about environment and climate during the early Pleistocene at Melka Wakena and Gadeb, as part of his 2-year stint as a Lady Davis Fellow at The Hebrew University of Jerusalem. doi.org/10.1038/s415...
doi.org
Seasonal-to-interannual hydroclimatic variability in Afromontane environments during the late Early Pleistocene hominin occupations on the Southeastern Ethiopian Highlands - Scientific Reports
Scientific Reports - Seasonal-to-interannual hydroclimatic variability in Afromontane environments during the late Early Pleistocene hominin occupations on the Southeastern Ethiopian Highlands
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ICArEHB @icarehb.bsky.social · 01/07/2026
🪨 New #Palaeolithic findspots at Jurf ed-Darawish, southern #Jordan — implications for movement between the Levant and Arabia. #ICArEHB researcher Osama Samawi co-authors this open access #preprint. 🔗 doi.org/10.21203/rs.... #Archaeology #Prehistory
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Niklas Hausmann @niklashausmann.bsky.social · 29/06/2026
Deadline is tomorrow but they don't ask for much detail! Postdoc on submerged megastructures of the Baltic Sea www.leiza.de/ueber-uns/ka... 🏺
leiza.de
LEIZA: Post-Doc (m/w/d) in der Prähistorischen Archäologie
Standort Schleswig, EG 13 TV-L, in Vollzeit, befristet für 15 Monate | Bewerbungsfrist: 30.06.2026
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Antiquity Journal @antiquity.ac.uk · 24/06/2026
NEW c. 100 years after #Trowelblazer Dorothy Garrod excavated Hazar Merd, the earliest documented Palaeolithic site in the Zagros, new research shows it is more complex than thought, key to understanding Neanderthals' encounters with early modern humans. 🆓 doi.org/10.15184/aqy... 🏺 #Archaeology
Above: black-and-white photograph of three people stood in a cave. Below: modern, colour photo of the same cave, with three archaeologists stood in approximately the same locations as the individuals in the earlier photograph.
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Archaeological Proteomics Lab @archaeoprotein.bsky.social · 16/06/2026
🚨Job alert🚨We are hiring a Laboratory Technician (24 months) to support our research in Archaeological Proteomics (ZooMS) at the University of Reading (UK), including our COEXIST project. More info here: tinyurl.com/bdfvawh8 #palaeoproteomics #ZooMS
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Palaeotrails @palaeotrails.bsky.social · 22/06/2026
We’re hiring a Research Assistant🚨 Interested in human evolution and African prehistory? We’re looking for someone with excellent organisational skills who will be based in Cambridge, with fieldwork opportunities in Kenya🇰🇪 Deadline: 01.07.2026 🔗 Apply online:
www.cam.ac.uk/jobs/researc...
cam.ac.uk
Research Assistant in the Ng'ipalajem Project (Fixed Term)
Applications are invited for a 12-month Research Assistant position on the NG'IPALAJEM project, funded by the ERC. The project aims at collecting new palaeontological, archaeological and geological da...
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Leibniz-Zentrum für Archäologie (LEIZA) @leizarchaeology.bsky.social · 22/06/2026
Proud to be recognised once again with the audit@berufundfamilie.de certificate. LEIZA received the certificate with distinction for its long-term commitment to a family-friendly and inclusive workplace. Many thanks to our team for making this possible every day. #TeamLEIZA
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HigherJobz @higherjobz.bsky.social · 20/06/2026
🌍 Postdoctoral Fellowship at University of Oslo, Norway, in Archaeological Geochemistry & Dating. Work on the ERC-funded EcoArch project using isotope analysis, biomarker research, & archaeometric dating.🔗 higherjobz.com/postdoctoral... #AcademicJobs #Postdoc #Archaeology #FullyFunded @uio.no
higherjobz.com
Postdoctoral Fellowship in Archaeological Geochemistry at UiO
Apply for the fully funded Postdoctoral Research Fellowship in Archaeological Geochemistry and Dating at University of Oslo, Norway.
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Antiquity Journal @antiquity.ac.uk · 15/06/2026
Remains of an ~8,000-year-old prehistoric dog sled, found on Zhokhov Island, Russia. Used to transport obsidian tools over 1,500km, it is one of the earliest examples of working animals in the archaeological record #InternationalWorkingAnimalDay (£) doi.org/10.15184/aqy... 🏺 #Archaeology
Several pieces of wood, some long, flat and slightly curved like sled runners, the others bent at a right angle. A reconstruction shows how they were fitted together to form a sled.
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Tiago Dias @tiagodf.bsky.social · 11/06/2026
How much would you say Saudi Arabia’s Public Investment Fund paid for such high quality copy?
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HigherJobz @higherjobz.bsky.social · 08/06/2026
Research Assistant (m/f/d) at Johannes Gutenberg University Mainz (JGU), Germany. Work on Neolithic archaeology, excavation, fieldwork, teaching, and research within a leading university environment. 🔗 higherjobz.com/research-ass... #AcademicJobs #Archaeology @unimainz.bsky.social
higherjobz.com
Research Assistant in Prehistoric Archaeology Job in Germany | HigherJobz
Apply for the fully funded Research Assistant position in Prehistoric and Early Historic Archaeology at Johannes Gutenberg University Mainz.
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Niklas Hausmann @niklashausmann.bsky.social · 03/06/2026
🐚 New paper out in Archaeological and Anthropological Sciences. Limpet shells from prehistoric Franchthi (Greece) show when prehistoric people did what. Large sample sets turn out to reveal social practices that small ones miss. 🧵1/5 🏺 buff.ly/G5mDmsi
link.springer.com
Seasonality at prehistoric Franchthi: the use of large sample sets - Archaeological and Anthropological Sciences
Understanding the seasonality of resource exploitation provides critical insights into past human behaviours, how prehistoric communities structured their subsistence strategies, organised resource…
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Antiquity Journal @antiquity.ac.uk · 29/05/2026
The use of shark teeth in weaponry was a phenomenon that spread across the Asia-Pacific region during the middle Holocene. They were possibly used for conflict, butchery or even ritual combat. 🔗 from 2023 🆓 doi.org/10.15184/aqy... 🏺 #Archaeology
A wooden knife hafted with shark teeth. Inserts show close-ups of the teeth.
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Niedersächsisches Institut für historische Küstenforschung @nihk-wilhelmshaven.bsky.social · 27/05/2026
Manche Funde geben ihre Geheimnisse nicht sofort preis. 🔎 Das Fundensemble aus dem Urnengräberfeld Nienbüttel wurde deshalb am LEIZA in Mainz (@leizarchaeology.bsky.social) mit Computertomographie untersucht. Die Aufnahmen liefern nun die Grundlage für die weitere Auswertung.
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paleomonrepos @paleomonrepos.bsky.social · 29/04/2026
🔥New paper out now🔥 in collaboration with a colleague from MONREPOS. Congratulations! #palaeolithic #leizarchaeology #paleomonrepos #archaeology #paleolithic #archeology Read now 👇 link.springer.com/article/10.1...
link.springer.com
Examining indicators of hunter-gatherer mobility in arid environments: The example of the final Middle Paleolithic site of Besor 37 (Northern Negev, Israel) - Archaeological and Anthropological Scienc...
Archaeological and Anthropological Sciences - Besor 37 is an open-air site in the northwestern Negev Desert (Israel). Excavations at the site in 2020 uncovered a rich, in situ Middle Paleolithic...
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ICArEHB @icarehb.bsky.social · 15/05/2026
The Minister for Culture, Youth and Sport visited #UAlg today and heard #ICArEHB Director João Cascalheira present #UAlgTecHeritage. UTH will create a pioneering European #centre for #innovation in #archaeological #heritage bringing together #research #technology #collaboration
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TraceoLab @traceolab.bsky.social · 22/05/2026
More exciting research! A new publication by Justin Coppe and Veerle Rots explores how morphometric interpretations influence evolutionary models of prehistoric weaponry and challenges long-standing assumptions about projectile technology. Read the article here: doi.org/10.48738/202...
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ICArEHB @icarehb.bsky.social · 20/05/2026
🌍 ICArEHB Dialogues 2026: New Theme Announcement 🌍 How have humans survived disasters — and what can the past teach us about #resilience today? This year’s #Dialogues explores Human Resilience and Disasters with experts from #archaeology and beyond. 🗓️ Coming this Boreal Summer. Stay tuned!
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Dimitri Van Limbergen @divali.bsky.social · 20/05/2026
Delighted to announce that #LEIZA Journal of Archaeology is now accepting submissions! Check out www.leiza.de/forschung/pu... for all information and submit your work anytime at: leizajournalofarchaeology@leiza.de or lja@leiza.de For❓,🖍️ dimitri.vanlimbergen@leiza.de @leizarchaeology.bsky.social
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Niklas Hausmann @niklashausmann.bsky.social · 20/05/2026
Couldn't be prouder of my former PhD student Danai Theodoraki, who just published her thesis on Neolithic Franchthi and high-res climate variability! 🥳 books.ub.uni-heidelberg.de//propylaeum/... @leizarchaeology.bsky.social @unimainz.bsky.social
Book cover with title: High-Resolution Climatic Changes at Early Neolithic Franchthi. Background image shows limpet shells on intertidal rocks
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Anastasia Eleftheriadou @aeleftheriadou.bsky.social · 14/05/2026
At LMU Munich, the M.A. in Digital Cultural Heritage equips students with the skills to document and analyze past human societies and material culture using digital and computational approaches 🏛️💻 📅Application deadline: June 15. 🎓 Taught in English | No tuition fees www.kw.lmu.de/dch/en/study...
kw.lmu.de
About the Program
Learn more about profile and intended learning outcomes of the Master's program Digital Cultural Heritage.
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Nature Portfolio @natureportfolio.nature.com · 13/05/2026
Enamel proteins from the teeth of six Homo erectus individuals that lived in China around 400,000 years ago offer insights into how ancient genetic material might have made its way into modern humans, according to a paper in Nature. go.nature.com/3PmzHXA 🏺🧬🧪
This is figure 1, which shows the geographic locations and samples of the Middle Pleistocene H. erectus sites used in this study.
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