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Michael Petraglia

@mdpetraglia.bsky.social
1.6K followers 713 following 115 posts

Director, ARC Centre of Excellence for Transforming Human Origins Research | #HumanEvolution | #Archaeology | Researching #HumanOrigins in #Africa and #Asia more info: experts.griffith.edu.au/28674-micha…

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Reposted by Michael Petraglia
MU-Peter Shimon 🀄 @mu-peter.bsky.social · 28/08/2026
Neanderthals could have occupied Arabia Neanderthals in the desert? Population history best explains Middle Palaeolithic technological heterogeneity in Arabia🏺🧪 James Blinkhorn, @huwgroucutt.bsky.social, @elliescerri.bsky.social, @mdpetraglia.bsky.social, et al www.sciencedirect.com/science/arti...
Map of study sites and other sites mentioned in the text (Data: (GEBCO Compilation Group, 2019; Jarvis et al., 2008; Olson et al., 2001); produced with ArcMap 10.5 and GIMP 2.10.38).
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Professor Amy Roberts @profamyroberts.bsky.social · 04/08/2026
It is great to be attending the Centre of Excellence Director and COI’s Forum in Sydney on behalf of the CoE for Transforming Human Origins Research. @flindersuniversity.bsky.social @debmurray.bsky.social
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Jimbob Blinkhorn @jblinkhorn.bsky.social · 01/08/2026
New paper klaxon! Neanderthals in the Desert? Our new paper suggests that Neanderthals may have been responsible for producing MIS 3 Middle Palaeolithic Levallois blanks in northern Arabia! Have a look at this: www.sciencedirect.com/science/arti...
sciencedirect.com
Neanderthals in the desert? Population history best explains Middle Palaeolithic technological heterogeneity in Arabia
Northeast Africa and Southwest Asia present a rich record of hominin occupations between ca. 100 and 50 thousand years ago (ka) at a critical biogeogr…
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MU-Peter Shimon 🀄 @mu-peter.bsky.social · 29/05/2026
A record that spans at least 78 K years Cave morphology and human-mediated sediment deposition: Late Pleistocene to Holocene evolution of the cave floor at Panga ya Saidi, coastal Kenya🏺🧪 Jennifer Miller, @nicoleboivin.bsky.social , @mdpetraglia.bsky.social et al journals.plos.org/plosone/arti...
Panga ya Saidi site location and excavation areas.
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MU-Peter Shimon 🀄 @mu-peter.bsky.social · 06/03/2026
The Natufian Epipalaeolithic and Pre-Pottery Neolithic in the desert of northern Arabia🏺🧪 Ceri Shipton, @mdpetraglia.bsky.social et al www.nature.com/articles/s41... Suggests long-term survival in relatively arid environments was based on local adaptation and a network of long-distance connections.
Synthesis of the archaeological and rock art record of the Sahout region and correlation
with Levantine cultural periods. Sahout dating and rock art presented in this paper shown in blue.
A: Occupation phases based on 14C and OSL dating, and artefact assemblages; B: Key artefact
types showing number of pieces from stratified contexts in colour and surface finds in greyscale; C:
Rock art sequence based on superimpositions and dated via engraving tools at ARN20 and SAU,
date ranges are approximate; D: Footprints indicate high (6), medium (4), and low mobility (3) as
inferred by diversity and sourcing of lithic materials; E: corresponding periods in the Levant.
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Michael Petraglia @mdpetraglia.bsky.social · 01/03/2026
Hominin fossils and behavioural innovations in China across 2 million years rdcu.be/e5sjV
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CENIEH @cenieh.bsky.social · 24/02/2026
🌏 A new study places China at the center of human evolution debates With CENIEH’s participation, the review of 2 million years of fossil & archaeological evidence highlights East Asia as a dynamic epicenter in the evolution of Homo +info: www.cenieh.es #HumanEvolution #CENIEH #ICTSNews
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Michael Petraglia @mdpetraglia.bsky.social · 17/02/2026
My lifelong association with #India and its #archaeology. www.csp.indica.in/a-deep-histo...
csp.indica.in
A Deep History of Coexistence: Why India Stands Apart In Human Evolution - Center for Soft Power
The signing of a research contract between Banaras Hindu University and Griffith University marks a major step toward strengthening global research on human evolution. BHU is now a core partner ...
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Michael Petraglia @mdpetraglia.bsky.social · 12/02/2026
We’re thrilled! news.griffith.edu.au/2026/02/12/r...
news.griffith.edu.au
Archaeologist behind First Australians occupation record joins Griffith backed by key philanthropic appointment - Griffith News
Professor Chris Clarkson to lead research into Australia’s early history, strengthen Indigenous partnerships, and train future researchers.
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Michael Petraglia @mdpetraglia.bsky.social · 27/01/2026
An artistic impression of what we uncovered at Xigou and a snapshot of what life was like in central China 100,000 years ago www.livescience.com/archaeology/...
livescience.com
160,000-year-old sophisticated stone tools discovered in China may not have been made by Homo sapiens
Archaeologists have found the oldest known evidence of hafted tools in East Asia, and they challenge a previously held assumption about stone tool use.
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Springer Nature @springernature.com · 19/12/2025
Rock art in Saudi Arabia shows humans adapted to an arid Arabian Desert ~12,000 years ago, aided by seasonal lakes. A study in @natcomms.nature.com reveals life-sized engravings and stone tools: spklr.io/63325BIU2l 🏺 #skystorians
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Michael Petraglia @mdpetraglia.bsky.social · 08/01/2026
Green Arabia: past, present and future. Our scientific findings “sit alongside Saudi Arabia’s current land-restoration push.” timesofindia.indiatimes.com/world/middle...
timesofindia.indiatimes.com
‘Green Arabia’: Saudi Arabia’s vast deserts were once rivers, lakes and grasslands, studies show - The Times of India
Discover how recent studies reveal that Saudi Arabia's arid deserts were once lush landscapes filled with rivers and lakes. Explore the implications for environmental restoration and human history und...
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Michael Petraglia @mdpetraglia.bsky.social · 07/01/2026
My comment on the fascinating new hominin fossil finds from Morocco www.nationalgeographic.com/science/arti...
nationalgeographic.com
This ancient human may be the root of the Homo sapiens family tree
New fossils unearthed in Morocco could help solve the mystery of how Homo sapiens diverged from other ancient humans like Neanderthals.
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Michael Petraglia @mdpetraglia.bsky.social · 11/12/2025
The Centre will support a new generation of transdisciplinary researchers including more than 40 research fellows, 70 PhD and Masters students, and 112 Honours students - with half the opportunities prioritised for Indigenous or those from the Global South. www.miragenews.com/griffith-lan...
miragenews.com
Griffith Lands $85M to Revolutionize Human Origins Study
Griffith University has been awarded the ARC Centre of Excellence for Transforming Human Origins Research, one of only eight Centres of Excellence
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Michael Petraglia @mdpetraglia.bsky.social · 09/12/2025
I’m so honoured and excited to be leading this international initative together with so many amazing people and organisations news.griffith.edu.au/2025/12/09/g...
news.griffith.edu.au
Griffith secures $85m to transform global understanding of human origins - Griffith News
Transforming Human Origins Research Centre of Excellence to reframe the study of our species globally.
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Dr Huw Groucutt @huwgroucutt.bsky.social · 08/12/2025
(1/2) Just out, our new paper 'Assessing the intensity of Late Quaternary humid phases in the Nefud Desert, northern Arabia'. onlinelibrary.wiley.com/doi/10.1002/...
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Dr Huw Groucutt @huwgroucutt.bsky.social · 20/11/2025
(1/18) New paper alert, a thread! Just published in PLoS ONE, our study: “Novel archaeological and palaeontological findings in cave and palaeoriver landscapes of inland northeast Arabia”. Link: journals.plos.org/plosone/arti...
journals.plos.org
Novel archaeological and palaeontological findings in cave and palaeoriver landscapes of inland northeast Arabia
Knowledge about environmental change and the evolutionary history of hominins in Arabia has been rapidly developing over the last two decades. Interdisciplinary research on humans and environments acr...
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Christopher J. Bae @paleobae.bsky.social · 08/11/2025
[new paper alert!!]. Taking another look at the traditional Out of Africa I model… 😎😎 @courtneymanthey.bsky.social www.sciencedirect.com/science/arti...
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Michael Petraglia @mdpetraglia.bsky.social · 04/11/2025
Exciting new discoveries and theories emerging out of China and Eastern Asia about the course of human evolution
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Nicole Boivin @nicoleboivin.bsky.social · 24/10/2025
Interested in the kinds of information archaeologists can gain from metabolic profiling? Check out this wonderful new book and our chapter on the ancient oasis of Tayma. This work builds on our 2022 paper on reconstructing ancient scents in Nature Human Behaviour: www.nature.com/articles/s41...
Book cover for Scents of Arabia: Interdisciplinary Approaches to Ancient Olfactory Worlds
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Sean Ulm @seanulm.bsky.social · 19/10/2025
ABC Deep Time Australia Launched Today Congratulations to everyone involved in working with the ABC News Story Lab to bring this project to fruition! @ciehf.bsky.social is proud to have closely collaborated on this project. www.abc.net.au/news/deeptime/
abc.net.au
Explore an epic story 65,000 years in the making
Dive into Deep Time, an immersive story of the knowledge, art and ingenuity of Australia’s First Nations peoples — told like never before.
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Nicole Boivin @nicoleboivin.bsky.social · 16/10/2025
This is now published! Great pleasure to work with @stewiestewart.bsky.social, @huwgroucutt.bsky.social, @carlipeters.bsky.social and the rest of the team!
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Nicole Boivin @nicoleboivin.bsky.social · 16/10/2025
Australia in the Anthropocene: Linking Past, Present and Future. Wonderful project workshop yesterday exploring the diverse methods our students and ECRs are using to examine how Australia's ecosystems have been shaped by people over the long-term and why it matters today.
Photo of participants in the Australia in the Anthropocene workshop
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Michael Petraglia @mdpetraglia.bsky.social · 15/10/2025
My comments on the new discovery of hand bones of Paranthropus boisei and its implications for tool use. www.abc.net.au/news/science...
abc.net.au
'They've got a power grip': Fossil hands suggests ape-like cousin made tools
The first set of ancient hand fossils from an ape-like cousin of humans discovered in Kenya suggest a number of species were capable of making tools 1.5 million years ago.
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Gopesh Jha @gopesh.bsky.social · 15/10/2025
Paper alert 🎓🌿 I’m excited to share a new publication from my PhD On-site plant-wax biomarkers + compound-specific isotopes show why relying on bulk δ13C of SOM can mislead in the tropics. Case study: Jwalapuram (S. India). Read: www.cell.com/iscience/ful... Huge thanks to all co-authors 🙏
cell.com
On-site plant-wax biomarker analysis for assessing soil-organic-microbial degradation in archaeological contexts: A case study from Southern India
Archeology; Biochemistry; Ecological biochemistry; Paleobiochemistry
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Antiquity Journal @antiquity.ac.uk · 06/10/2025
Want to explore these amazing camel images in more detail? Check out a 2022 examination of four of the #RockArt panels in Antiquity 🆓 doi.org/10.15184/aqy... 🏺#Archaeology
doi.org
A rock art tradition of life-sized, naturalistic engravings of camels in Northern Arabia: new insights on the mobility of Neolithic populations in the Nafud Desert | Antiquity | Cambridge Core
A rock art tradition of life-sized, naturalistic engravings of camels in Northern Arabia: new insights on the mobility of Neolithic populations in the Nafud Desert - Volume 96 Issue 389
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Science Magazine @science.org · 01/10/2025
Hunter-gatherers may have used engravings to find water in the parched deserts of the Arabian Peninsula 12,000 years ago. scim.ag/4nql413
scim.ag
Prehistoric camel art pointed to precious water sources in the Arabian Desert
Hunter-gatherers may have used the engravings to find water 12,000 years ago
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Governor Gavin Newsom @governor.ca.gov · 01/10/2025
Jane Goodall was a global legend at the forefront of discovery — breaking through barriers for women in primatology, science, and beyond. Her curiosity, strength, and kindness changed the world, bridging countries and cultures in pursuit of a better future.
Jane Goodall: April 3, 1934 – October 1, 2025
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Michael Petraglia @mdpetraglia.bsky.social · 01/10/2025
Had some fun with this one! Based on a publication by @mariaguagnin.bsky.social and our terrific team! 🐪 m.youtube.com/shorts/7Pcec...
m.youtube.com
12,000-year-old road signs
YouTube video by Griffith University
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Michael Petraglia @mdpetraglia.bsky.social · 30/09/2025
About 12,000 years ago, high up on a cliff in the desert of northern Arabia, an artist – or perhaps artists – was hard at work. @mariaguagnin.bsky.social theconversation.com/12-000-year-...
theconversation.com
12,000-year-old rock art marked ancient water sources in Arabia’s desert
The large, naturalistic engravings are a striking symbol for survival in the desert.
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Michael Petraglia @mdpetraglia.bsky.social · 30/09/2025
Some nice news coverage by @science.org of our recent discoveries of 12,000-year-old life-sized camel engravings in rock art of #SaudiArabia. @mariaguagnin.bsky.social www.science.org/content/arti...
science.org
Prehistoric camel art pointed to precious water sources in the Arabian Desert
Hunter-gatherers may have used the engravings to find water 12,000 years ago
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Michael Petraglia @mdpetraglia.bsky.social · 30/09/2025
New discovery! Here @mariaguagnin.bsky.social and our team report on 12,000-year-old life-size camel rock art engravings in the Saudi desert. #GreenArabia @griffith.edu.au www.nature.com/articles/s41...
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Michael Petraglia @mdpetraglia.bsky.social · 28/09/2025
Some of my initial comments on the most interesting Yunxian 2 study and its implications. www.yahoo.com/news/article...
yahoo.com
Million-year-old skull could change human evolution timeline
A digital reconstruction of a million-year-old skull suggests humans may have diverged from our ancient ancestors 400,000 years earlier than thought and in Asia not Africa, a study said Friday."It sug...
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Nicole Boivin @nicoleboivin.bsky.social · 21/09/2025
“Science isn’t really moving towards equity; institutions are just perfecting the appearance of equity.” Actually I’m not even sure they’re doing that, though many are indeed trying. share.google/XNaLs2bBjdMG...
share.google
Equity in science is a beautiful lie — and I’m done pretending
Science isn’t really moving towards equity; institutions are just perfecting the appearance of equity. We need to build an alternative system.
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MU-Peter Shimon 🀄 @mu-peter.bsky.social · 08/08/2025
Human footprints provide snapshot of last interglacial ecology in the Arabian interior🏺🧪 Mathew Stewart, @huwgroucutt.bsky.social , @mdpetraglia.bsky.social et al www.science.org/doi/10.1126/... Evidence indicates a well-watered semi-arid grassland setting during human movements into Nefud Desert.
The Alathar paleolake sediments, footprints, and fossils.
(A) Plan view of the Alathar paleolake deposits with researchers indicated by white arrowheads. (B) First stratigraphic section (units FS1 to FS3). (C) Second stratigraphic section (units SS1 to SS3) overlying the first but located toward the center of the paleolake. (D and E) Example of an elephant track and trackway, Proboscipeda isp. (F) Camelid trackway, Lamaichnum isp. (G) Camelid forefoot (H) Camelid hindfoot. (I) Equid track, Hippipeda isp. (J) Bovid axis vertebra eroding out of the paleolake sediment. Photo credit: Gilbert Price, The University of Queensland and Richard Clark-Wilson, Royal Holloway, University of London.
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MU-Peter Shimon 🀄 @mu-peter.bsky.social · 22/08/2025
Homo erectus technological behaviors during the Middle Pleistocene Transition: Engaji Nanyori, Oldupai Gorge 🏺🧪 link.springer.com/article/10.1... Arturo Cueva-Temprana, @nicoleboivin.bsky.social, @mdpetraglia.bsky.social, et al Recent excavations of Acheulean occupational sequence dated 1.1–0.9 Ma.
Stone tool selection from layer IV. A: Basalt cleaver on flake. B: Basalt bifacial centripetal core. C-F: Burin-like/dihedral retouched flakes on basalt I, phonolite (D-E) and quartzite (F). G: Quartzite dorsal-ventral refit of two flakes
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Michael Petraglia @mdpetraglia.bsky.social · 13/08/2025
Paper alert! Led by my PhD student Arturo Cueva-Temprana on Engaji Nanyori (Oldupai Gorge). This study offers rare insight into Acheulean technology during the Middle Pleistocene Transition (1.1–0.9 Ma). Striking technological uniformity by early ancestors. link.springer.com/article/10.1...
link.springer.com
Homo erectus technological behaviors during the Middle Pleistocene Transition: Engaji Nanyori, Oldupai Gorge - Archaeological and Anthropological Sciences
Archaeological and Anthropological Sciences - The Acheulean technocomplex is a milestone in the evolutionary adaptability, technological development, and dispersal of Homo erectus. While the...
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Vito Hernandez @ingatkatandaan.bsky.social · 28/06/2025
10th World Archaeology Congress has wrapped up. Here's us who presented in the session 'Microarchaeology—Using Micro-analytical Techniques to Elucidate the Deep Environmental Past and the Evolution of Our Species'. Our session and the whole of the conference was largely successful
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Dr Susan Greaney @suegreaney.bsky.social · 16/06/2025
Did you know that WAC-10 World Archaeology Congress (next week) is free for students to attend online? Register here: worldarchaeologicalcongress.com/wac10/
worldarchaeologicalcongress.com
WAC-10 – Darwin 22-28 June 2025
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Nicole Boivin @nicoleboivin.bsky.social · 12/06/2025
A great line up for our session on the dangers of practicing archaeology "while female" at WAC-10 in Darwin! Note that students can attend virtually for FREE! Runs 22-28 June. For more information and to sign up: worldarchaeologicalcongress.com/wac10/
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Nicole Boivin @nicoleboivin.bsky.social · 03/06/2025
New paper out! Not sure why it comes associated with this photo from Africa but the markers are still useful for anyone applying ZooMS in Australia!! 😊
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Carli Peters @carlipeters.bsky.social · 03/06/2025
Our latest paper is out now in Frontiers in Mammal Science: www.frontiersin.org/journals/mam... We characterized ZooMS peptide markers for three extinct Australian megafauna species 🦴🧪
frontiersin.org
Frontiers | Collagen peptide markers for three extinct Australian megafauna species
Recent advancements in biomolecular archaeology, such as stable isotope and ancient DNA research, have expanded our understanding of megafauna extinction pro...
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Michael Petraglia @mdpetraglia.bsky.social · 26/05/2025
Paper alert! Happy to have joined Huan et al. to examine miniaturised lithic diversity across the last 20,000 years in southern China and its potential relation to geographic and climatic variability. link.springer.com/article/10.1...
link.springer.com
Lithic miniaturization in South China since the terminal Pleistocene: A multivariate analysis of lithic reduction from Fodongdi, Fulin and Xiqiaoshan - Journal of Geographical Sciences
Lithic miniaturization is a key adaptive and technological feature of human populations and one of the key cultural hallmarks in the Late Pleistocene of Eastern Asia. In northern China this form of st...
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Michael Petraglia @mdpetraglia.bsky.social · 22/05/2025
Shattered careers. www.nature.com/articles/d41...
nature.com
#OpenToWork: how laid-off US scientists are coping with shattered careers
Unemployed researchers face some tough career choices as they flood the job market after the Trump administration’s cuts to science.
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Michael Petraglia @mdpetraglia.bsky.social · 21/05/2025
Quite the provocative title, but why not a crossroad for way longer than we currently realise. www.haaretz.com/archaeology/...
haaretz.com
Exit from Africa: Hominins could have been leaving for 8 million years
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Julia LeeThorp @julialt.bsky.social · 09/05/2025
My God this is catastrophic for science. WTF do Trump & his minions know about science, they’re literally killing it. Even if stopped now it will take years to get back up Exclusive: NSF faces radical shake-up as officials abolish its 37 divisions | Science | AAAS www.science.org/content/arti...
science.org
Exclusive: NSF faces radical shake-up as officials abolish its 37 divisions
Changes seen as a response to presidential directives on what research to fund
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Don Moynihan @donmoyn.bsky.social · 02/05/2025
The goal is to kill scientific funding, stop every approved dollar from going on the door, and then claim it is savings, and hope the House GOP will cut the budget to enable a regressive tax cut.
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Stand Up for Science! @standupforscience.net · 02/05/2025
🔔BREAKING🔔 The NSF has frozen all research grant awards—cutting off life-saving science midstream and demanding ideological screenings for future funding. This is censorship disguised as oversight. Here’s how you can help us spread the word ➡️🧵(1/3): www.nature.com/articles/d41...
nature.com
Exclusive: NSF stops awarding new grants and funding existing ones
US science funder also plans to screen grant applications for compliance with ‘agency priorities’.
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Princess Vimentin PhD | Cancer Biologist @princess-vimentin.bsky.social · 28/04/2025
🧪This is interesting! Bonobos, a species of endangered apes, only found in the Dem Rep of Congo, live in female dominated societies. This paper supports the thought that females form coalitions to sustain their matriarchies. This affirms 30 yrs of research. 🔗 www.nature.com/articles/s42...
nature.com
Drivers of female power in bonobos - Communications Biology
In mammals, documented female dominance is rare, but females can hold high status even with male-biased dimorphism. In wild living bonobo groups, female coalition formation best explains the observed ...
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Gopesh Jha @gopesh.bsky.social · 19/04/2025
Paper Alert! 📢 I am delighted to share my first research paper from my PhD! 🎉 "Seasonally resolved stratigraphy at Jwalapuram India shows regional surface warming after the Toba volcanic super-eruption" Final version just came online, Read the full paper here: academic.oup.com/pnasnexus/ar...
academic.oup.com
Seasonally resolved stratigraphy at Jwalapuram India shows regional surface warming after the Toba volcanic super-eruption
Abstract. Understanding the nature and tempo of global environmental responses to the ∼74,000 BP (∼74 ka) Toba volcanic super-eruption is based primarily o
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