Razib Khan
@razibkhan.bsky.social
📤 2168
📥 660
📝 164
Genetics. Evolution. History
https://www.razibkhan.com
https://www.razib.com
pinned post!
Lost Green Saharans: ancient DNA unearths a new race from a verdant North African interlude
www.razibkhan.com/p/lost-green...
loading . . .
Lost Green Saharans: ancient DNA unearths a new race from a verdant North African interlude
These 7000-year-old humans are neither Eurasian nor sub-Saharan African
https://www.razibkhan.com/p/lost-green-saharans-ancient-dna-unearths?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
6
0
reposted by
Razib Khan
Matthew Yglesias
10 days ago
Vance is a guy who’s decided to use his perceptiveness about the nature of the Trump movement exclusively for own power and gain and so far it’s worked
www.richardhanania.com/p/jd-vance-i...
14
102
12
John Hawks and Chris Stringer: Neanderthals, Denisovans and humans, oh my!
www.razibkhan.com/p/john-hawks...
loading . . .
John Hawks and Chris Stringer: Neanderthals, Denisovans and humans, oh my!
Two paleoanthropologists talk about the state of the field
https://www.razibkhan.com/p/john-hawks-and-chris-stringer-neanderthals?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
25 days ago
0
1
1
reposted by
Razib Khan
Matthew Cobb
about 2 months ago
To the memory of the good Jim. From the RAF bar of the Eagle which is where they used to drink.
3
40
3
reposted by
Razib Khan
John Greally
about 2 months ago
He made a massive impact. Respect.
1
6
1
Am I allowed to say retarded here?
2 months ago
3
5
0
A Nile shadow 4,500 years old
www.razibkhan.com/p/a-nile-sha...
loading . . .
A Nile shadow 4,500 years old
2500 BC DNA closes old case, poses new questions about prehistory
https://www.razibkhan.com/p/a-nile-shadow-4500-years-old?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
3 months ago
0
2
0
jesse singal
3 months ago
1
5
0
Jesse singal
3 months ago
0
3
1
reposted by
Razib Khan
Robin Hofmeister
3 months ago
🚨 New preprint out! We reconstructed parental haplotypes in >440k individuals (UK & Estonian biobanks) to estimate assortative mating directly in the parental generation. This reveals intensified assortment in recent generations.
www.biorxiv.org/content/10.1...
1
30
18
Fortune favors the fearless: millennia of Austronesian maritime feats
www.razibkhan.com/p/fortune-fa...
loading . . .
Fortune favors the fearless: millennia of Austronesian maritime feats
Epic Explorers of the Stone Age: the full scope of Austronesian audacity, part 1/2
https://www.razibkhan.com/p/fortune-favors-the-fearless-millennia?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
3 months ago
1
6
1
reposted by
Razib Khan
i/o
4 months ago
Intermarriage rates by race/ethnicity.
0
7
3
reposted by
Razib Khan
Matthew Cobb
4 months ago
News in the history of molecular biology. The Science History Institute in Philadelphia has acquired a huge archive of correspondence and other scientific material from the pioneers of molecular biology (Franklin, Klug, Perutz, Delbrück etc, with items from Crick and Watson, too). 1/n
loading . . .
History of Molecular Biology Collection
This unparalleled collection includes Rosalind Franklin's historic 'Photo 51,' which revealed the double-helix structure of DNA.
https://www.sciencehistory.org/about/projects-initiatives/history-of-molecular-biology-collection/
6
199
106
4 months ago
0
0
0
reposted by
Razib Khan
Gurdur
4 months ago
This from
@razibkhan.bsky.social
is very interesting indeed: "When civilization control-alt-deletes: prehistoric Europe’s false dawn and long reboot: Reflecting on Europe’s lost 5,000-year-old first draft"
www.razibkhan.com/p/when-civil...
loading . . .
When civilization control-alt-deletes: prehistoric Europe’s false dawn and long reboot
Reflecting on Europe’s lost 5,000-year-old first draft
https://www.razibkhan.com/p/when-civilization-control-alt-deletes?r=41x3w
0
1
1
reposted by
Razib Khan
Carl Zimmer
5 months ago
Trump executive order seeks to centralize control of grantmaking under political appointees
www.statnews.com/2025/08/08/t...
loading . . .
Trump executive order seeks to centralize control of grantmaking under political appointees
A sweeping new executive order seeks to transform how the federal government awards billions of dollars in research grants
https://www.statnews.com/2025/08/08/trump-executive-order-disrupts-science-lawsuits-expected
2
18
12
reposted by
Razib Khan
Adria LeBoeuf
5 months ago
Pretty amazing. Potatoes are the outcome of an ~9 million year ago hybridization that led to an explosive radiation. The evolution of storage.
add a skeleton here at some point
0
24
6
reposted by
Razib Khan
Nicolas Bierne
5 months ago
Still no good evidence that inversions dominate evolution.
add a skeleton here at some point
0
1
1
big names are now putting the stamp of approval on polygenic embryo selection
5 months ago
0
5
0
reposted by
Razib Khan
Dr Huw Groucutt
5 months ago
Hammond et al 2025. 'The behavioural ecology of hominin locomotion' 👌
www.frontiersin.org/journals/eco...
loading . . .
Frontiers | The behavioural ecology of hominin locomotion: what can we learn from landscapes of fear and primate terrestriality?
A defining feature of the hominin clade is bipedality, often parcelled together with terrestriality. However, there is increasing evidence of locomotor diver...
https://www.frontiersin.org/journals/ecology-and-evolution/articles/10.3389/fevo.2025.1473794/full
0
8
3
reposted by
Razib Khan
Graham Dellaire
5 months ago
Evolutionary molecular biology paying dividends again - this time in finding new modulators of innate immunity -
www.science.org/doi/10.1126/...
loading . . .
A human homolog of SIR2 antiphage proteins mediates immunity via the Toll-like receptor pathway
Key actors of mammalian immunity originated from bacterial antiphage systems. The full extent of immune system conservation between bacteria and eukaryotes is unknown. Here, we show that the silent in...
https://www.science.org/doi/10.1126/science.adr8536
2
36
13
reposted by
Razib Khan
Vincent J Lynch 🐘🦣🦥 🦇🐋🐢🐍
5 months ago
I ways forget the 🦠 🐘 🧪
add a skeleton here at some point
0
8
2
observer.co.uk/news/science...
loading . . .
‘People can change their minds’: the evolutionary biologi...
Ella Al-Shamahi is the erudite presenter of a breathtaking new series about our 300,000-year history. But her own evolution story isn’t short of drama ei...
https://observer.co.uk/news/science-technology/article/people-can-change-their-minds-the-evolutionary-biologist-with-a-dramatic-story-of-her-own
6 months ago
2
5
1
reposted by
Razib Khan
alex ioannidis
6 months ago
I'm disturbed by tenured faculty on here behaving like high school bullies. I ask them to look up ad hominem and recognize that what Mamdani did was atrocious and newsworthy. Why are we defending an uber-privileged applicant whose father was faculty at the Ivy League university he was applying to?
3
2
1
reposted by
Razib Khan
Chris Stringer
6 months ago
Here are replicas of crania: Kabwe, La Ferrassie Neanderthal, Harbin and a recent human..
add a skeleton here at some point
0
29
7
reposted by
Razib Khan
Hugo Spiers
6 months ago
Impressive and risky research testing ancient seafaring in Japan (love the map): Paleolithic seafaring in East Asia: An experimental test of the dugout canoe hypothesis
www.science.org/doi/10.1126/...
0
16
4
reposted by
Razib Khan
JD Vance
6 months ago
Congratulations to the new leader of the Democratic Party
@zohrankmamdani.bsky.social
767
828
213
reposted by
Razib Khan
Rob Patro
6 months ago
This is amazing! SSHash is already one of the fastest existing indexes for kmer queries (esp streaming ones). These performance improvements are surprisingly big! We (
@noorpratap.bsky.social
& I) suggested streaming improvements & Giulio adopts those & more (w/onhurting the negative lookup case).1/2
add a skeleton here at some point
1
5
1
blueskye fr
7 months ago
1
5
1
reposted by
Razib Khan
Ethan Mollick
7 months ago
I make my first post in a week and the replies include this stuff from someone with 26,000+ followers (yes, blocking and removing them, but who needs to put up with this on every post?) They aren't even reactions to the post, just folks hunting for people to insult and attack.
18
88
5
Khanversation #43: Jane Smith on cargo cults and Curtis Yarvin in the New Yorker
www.khanversationpod.com/p/khanversat...
loading . . .
Khanversation #43: Jane Smith on cargo cults and Curtis Yarvin in the New Yorker
Khanversation episode number forty-three
https://www.khanversationpod.com/p/khanversation-43-jane-smith-on-cargo?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
7 months ago
0
0
0
reposted by
Razib Khan
Melissa Wilson
7 months ago
So excited to talk (remotely) at UC Riverside tonight as the student-nominates speaker. It means so much to be selected by the students.
1
53
6
ELON! TRUMP! GO!
7 months ago
1
3
0
7 months ago
2
1
0
there are two sexes!
7 months ago
1
3
0
affirmative action is racist!
7 months ago
1
2
0
ezra klein and derek thompson are brilliant! if you oppose ABUNDANCE you are a very bad person!
add a skeleton here at some point
7 months ago
4
3
0
what can i do over here to get a massive pile-on on me so i can get new followers?
7 months ago
5
6
0
Nomads to natives: how Bronze-Age Sami newcomers became eternally Nordic
www.razibkhan.com/p/nomads-to-...
loading . . .
Nomads to natives: how Bronze-Age Sami newcomers became eternally Nordic
A circum-polar toolkit, a Uralic tongue and hybrid genetics set the Sami apart
https://www.razibkhan.com/p/nomads-to-natives-how-bronze-age?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
7 months ago
0
1
0
Tim Lee: 2025 and the driverless car revolution
www.razibkhan.com/p/tim-lee-20...
loading . . .
Tim Lee: 2025 and the driverless car revolution
AI on the road?
https://www.razibkhan.com/p/tim-lee-2025-and-the-driverless-car?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
1
0
Bonus monologue: Finland as Germania
www.razibkhan.com/p/bonus-mono...
loading . . .
Bonus monologue: Finland as Germania
Are the proto-Germans from Finland? Are the Finns from Asia?
https://www.razibkhan.com/p/bonus-monologue-finland-as-germania?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
0
0
Lost Green Saharans: ancient DNA unearths a new race from a verdant North African interlude
www.razibkhan.com/p/lost-green...
loading . . .
Lost Green Saharans: ancient DNA unearths a new race from a verdant North African interlude
These 7000-year-old humans are neither Eurasian nor sub-Saharan African
https://www.razibkhan.com/p/lost-green-saharans-ancient-dna-unearths?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
6
0
Homo with a side of sapiens: the brainy silent partner we co-opted 300,000 years ago
www.razibkhan.com/p/homo-with-...
loading . . .
Homo with a side of sapiens: the brainy silent partner we co-opted 300,000 years ago
Unsupervised Learning Journal Club #4
https://www.razibkhan.com/p/homo-with-a-side-of-sapiens-the-brainy?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
4
1
Laura Spinney: rise of the proto-Indo-Europeans
www.razibkhan.com/p/laura-spin...
loading . . .
Laura Spinney: rise of the proto-Indo-Europeans
The Yamnaya and their scions
https://www.razibkhan.com/p/laura-spinney-rise-of-the-proto-indo?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
1
0
the sami are europe's only official indigenous people they are also relative latecomers to europe compared to their scandinavian neighbors in cultural terms
8 months ago
0
1
0
Germans are from Finland, Finns are from Yakutia
www.razibkhan.com/p/germans-ar...
loading . . .
Germans are from Finland, Finns are from Yakutia
Genetic truth is stranger than fiction: nth reboot
https://www.razibkhan.com/p/germans-are-from-finland-finns-are?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
1
18
5
Bonus monologue: man the hybrid monster
www.razibkhan.com/p/bonus-mono...
loading . . .
Bonus monologue: man the hybrid monster
Modern humans result from a very recent hybridization in Africa
https://www.razibkhan.com/p/bonus-monologue-man-the-hybrid-monster?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
3
0
8 months ago
1
3
0
reposted by
Razib Khan
Justin Blumenstiel
8 months ago
The rest of Mendel's alleles characterized! So, out of 7 traits, 3 caused by TE insertions!!! (though apparently there are two different green alleles, one cause by a TE insertion, but another a promoter deletion allele)
www.nature.com/articles/s41...
loading . . .
Genomic and genetic insights into Mendel’s pea genes - Nature
Characterization of the genetic architecture underlying the 7 pairs of contrasting traits studied by Mendel and the over 70 additional agronomic traits in pea (Pisum sativum) reveals their m...
https://www.nature.com/articles/s41586-025-08891-6
1
125
63
John Sailer: a time of troubles in higher education
www.razibkhan.com/p/john-saile...
loading . . .
John Sailer: a time of troubles in higher education
Covering higher education for the Manhattan Institute
https://www.razibkhan.com/p/john-sailer-a-time-of-troubles-in?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
1
0
Jacob Shell: academia must diversify or die
www.razibkhan.com/p/jacob-shel...
loading . . .
Jacob Shell: academia must diversify or die
An academic writes about what the institution needs to do to reform itself
https://www.razibkhan.com/p/jacob-shell-academia-must-diversify?r=u0rd&utm_campaign=post&utm_medium=web&showWelcomeOnShare=false
8 months ago
0
2
0
Load more
feeds!
log in