Seth Chagi (World of Paleoanthropology🏺)
@sethchagi.bsky.social
Fighting for #Science and #STEM!
Follow for news and content surrounding #HumanOrigins, #RockArt!
Links - https://linktr.ee/worldofpaleoanthro
Father, Husband, Stoic, Animist, Paleoanthropologist, STEAM, Science Communicator, Book Lover, FUCK TRUMP!
Follow for news and content surrounding #HumanOrigins, #RockArt!
Links - https://linktr.ee/worldofpaleoanthro
Father, Husband, Stoic, Animist, Paleoanthropologist, STEAM, Science Communicator, Book Lover, FUCK TRUMP!
hen modern humans reached Europe, they met a species that had mastered the landscape for millennia. Evidence of cultural exchange suggests AMH may have learned local survival and tool-making skills from Neanderthals. It wasn't just a replacement—it was a meeting of minds. 🧠✨ #Paleoanthro
February 2, 2026 at 10:26 AM
hen modern humans reached Europe, they met a species that had mastered the landscape for millennia. Evidence of cultural exchange suggests AMH may have learned local survival and tool-making skills from Neanderthals. It wasn't just a replacement—it was a meeting of minds. 🧠✨ #Paleoanthro
Centuries of ritual in a single cave. 🛡️
#Neanderthals at Cueva de la Des-Cubierta collected bison and rhino skulls, creating what some call the world's first "trophy room." It's a powerful example of deep-time symbolic behavior.
New post is up now: deephistory.substack.com/p/the-origin...
#Neanderthals at Cueva de la Des-Cubierta collected bison and rhino skulls, creating what some call the world's first "trophy room." It's a powerful example of deep-time symbolic behavior.
New post is up now: deephistory.substack.com/p/the-origin...
February 1, 2026 at 9:07 AM
Centuries of ritual in a single cave. 🛡️
#Neanderthals at Cueva de la Des-Cubierta collected bison and rhino skulls, creating what some call the world's first "trophy room." It's a powerful example of deep-time symbolic behavior.
New post is up now: deephistory.substack.com/p/the-origin...
#Neanderthals at Cueva de la Des-Cubierta collected bison and rhino skulls, creating what some call the world's first "trophy room." It's a powerful example of deep-time symbolic behavior.
New post is up now: deephistory.substack.com/p/the-origin...
Meet "Dragon Man" (Homo longi). 🐉 Found in Harbin, China, this massive skull was hidden for 80 years! It represents a sister lineage to us and might be closer than Neanderthals. Evolution is a flow, not a ladder. 🌊
Close cousin or something else? Let's discuss! 🦴
#DeepHistory #Paleoanthropology
Close cousin or something else? Let's discuss! 🦴
#DeepHistory #Paleoanthropology
January 31, 2026 at 12:28 PM
Meet "Dragon Man" (Homo longi). 🐉 Found in Harbin, China, this massive skull was hidden for 80 years! It represents a sister lineage to us and might be closer than Neanderthals. Evolution is a flow, not a ladder. 🌊
Close cousin or something else? Let's discuss! 🦴
#DeepHistory #Paleoanthropology
Close cousin or something else? Let's discuss! 🦴
#DeepHistory #Paleoanthropology
Is it Art or an Accident? 🎨
I'm developing a "Relative Confidence Score" (RCS) to evaluate Neanderthal symbolic claims.
Exhibit A: The La Pasiega Ladder (~64.8kya). Intentional, geometric, and older than modern humans in Europe.
What’s your confidence score (1-10) that this is Art?
#RockArt
I'm developing a "Relative Confidence Score" (RCS) to evaluate Neanderthal symbolic claims.
Exhibit A: The La Pasiega Ladder (~64.8kya). Intentional, geometric, and older than modern humans in Europe.
What’s your confidence score (1-10) that this is Art?
#RockArt
January 30, 2026 at 3:50 PM
Is it Art or an Accident? 🎨
I'm developing a "Relative Confidence Score" (RCS) to evaluate Neanderthal symbolic claims.
Exhibit A: The La Pasiega Ladder (~64.8kya). Intentional, geometric, and older than modern humans in Europe.
What’s your confidence score (1-10) that this is Art?
#RockArt
I'm developing a "Relative Confidence Score" (RCS) to evaluate Neanderthal symbolic claims.
Exhibit A: The La Pasiega Ladder (~64.8kya). Intentional, geometric, and older than modern humans in Europe.
What’s your confidence score (1-10) that this is Art?
#RockArt
The "Invisible History" of wood just became visible. 🪵✨
New 430,000-year-old wooden tools from Greece are rewriting the timeline of human innovation. We’ve always known stone tools were only half the story—now we have the receipts for the other half.
#Paleoanthropology #DeepHistory #Archaeology
New 430,000-year-old wooden tools from Greece are rewriting the timeline of human innovation. We’ve always known stone tools were only half the story—now we have the receipts for the other half.
#Paleoanthropology #DeepHistory #Archaeology
January 28, 2026 at 10:49 AM
The "Invisible History" of wood just became visible. 🪵✨
New 430,000-year-old wooden tools from Greece are rewriting the timeline of human innovation. We’ve always known stone tools were only half the story—now we have the receipts for the other half.
#Paleoanthropology #DeepHistory #Archaeology
New 430,000-year-old wooden tools from Greece are rewriting the timeline of human innovation. We’ve always known stone tools were only half the story—now we have the receipts for the other half.
#Paleoanthropology #DeepHistory #Archaeology
Archaeology isn't just digging. Sometimes, to understand the past, you have to recreate it. ⚒️
Experimental archaeology involves making replica tools and using them (butchery, woodworking) to study microscopic use-wear patterns. It’s how we move from guessing to knowing. 🔬
#Paleoanthropology
Experimental archaeology involves making replica tools and using them (butchery, woodworking) to study microscopic use-wear patterns. It’s how we move from guessing to knowing. 🔬
#Paleoanthropology
January 26, 2026 at 10:12 AM
Archaeology isn't just digging. Sometimes, to understand the past, you have to recreate it. ⚒️
Experimental archaeology involves making replica tools and using them (butchery, woodworking) to study microscopic use-wear patterns. It’s how we move from guessing to knowing. 🔬
#Paleoanthropology
Experimental archaeology involves making replica tools and using them (butchery, woodworking) to study microscopic use-wear patterns. It’s how we move from guessing to knowing. 🔬
#Paleoanthropology
Neanderthal diet was surprisingly diverse! 🥕🐟 Beyond big game, they ate cooked plants, shellfish, seals, and small game. Evidence shows they were adaptable omnivores, using local resources effectively from forests to coasts. #DebunkingMyths
#Paleoanthropology #Neanderthals #Diet #SciComm
#Paleoanthropology #Neanderthals #Diet #SciComm
January 23, 2026 at 2:01 PM
Neanderthal diet was surprisingly diverse! 🥕🐟 Beyond big game, they ate cooked plants, shellfish, seals, and small game. Evidence shows they were adaptable omnivores, using local resources effectively from forests to coasts. #DebunkingMyths
#Paleoanthropology #Neanderthals #Diet #SciComm
#Paleoanthropology #Neanderthals #Diet #SciComm
When does a person become a "specimen"? In my latest for Deep History, I’m tackling one of the most vital—and uncomfortable—topics in archaeology: The ethics of the ancient dead.
It’s time to move from "collection" to "stewardship." 🦴🏺
Read here: open.substack.com/pub/deephist...
It’s time to move from "collection" to "stewardship." 🦴🏺
Read here: open.substack.com/pub/deephist...
January 22, 2026 at 8:40 AM
When does a person become a "specimen"? In my latest for Deep History, I’m tackling one of the most vital—and uncomfortable—topics in archaeology: The ethics of the ancient dead.
It’s time to move from "collection" to "stewardship." 🦴🏺
Read here: open.substack.com/pub/deephist...
It’s time to move from "collection" to "stewardship." 🦴🏺
Read here: open.substack.com/pub/deephist...
Neanderthals cared for their own. 🤝 Fossils like "Nandy" from Shanidar Cave (severe injuries, long-term survival) show incredible group compassion & altruism. Debunks the "brute" myth & highlights deep social bonds in ancient societies.
#Paleoanthropology #Neanderthals #Empathy #SciComm
#Paleoanthropology #Neanderthals #Empathy #SciComm
January 21, 2026 at 1:17 PM
Neanderthals cared for their own. 🤝 Fossils like "Nandy" from Shanidar Cave (severe injuries, long-term survival) show incredible group compassion & altruism. Debunks the "brute" myth & highlights deep social bonds in ancient societies.
#Paleoanthropology #Neanderthals #Empathy #SciComm
#Paleoanthropology #Neanderthals #Empathy #SciComm
Neanderthals had style! 😎 Evidence from 60k+ years ago shows them using pigments, shell jewelry, and bird feathers for personal adornment. They weren't just surviving; they were expressing themselves symbolically. Total Ice Age trendsetters. ✨
#Neanderthal #Paleoanthropology #AncientStyle
#Neanderthal #Paleoanthropology #AncientStyle
January 19, 2026 at 11:05 AM
Neanderthals had style! 😎 Evidence from 60k+ years ago shows them using pigments, shell jewelry, and bird feathers for personal adornment. They weren't just surviving; they were expressing themselves symbolically. Total Ice Age trendsetters. ✨
#Neanderthal #Paleoanthropology #AncientStyle
#Neanderthal #Paleoanthropology #AncientStyle
The moment our #ancestors mastered #fire, they changed their destiny. 🔥
#Homoerectus likely mastered fire around 1.5 million years ago. It provided warmth, protection, and the ability to cook, unlocking nutrients that fueled #brain growth. This was the first step towards conquering #Earth. 🌍
#Homoerectus likely mastered fire around 1.5 million years ago. It provided warmth, protection, and the ability to cook, unlocking nutrients that fueled #brain growth. This was the first step towards conquering #Earth. 🌍
January 17, 2026 at 9:53 AM
The moment our #ancestors mastered #fire, they changed their destiny. 🔥
#Homoerectus likely mastered fire around 1.5 million years ago. It provided warmth, protection, and the ability to cook, unlocking nutrients that fueled #brain growth. This was the first step towards conquering #Earth. 🌍
#Homoerectus likely mastered fire around 1.5 million years ago. It provided warmth, protection, and the ability to cook, unlocking nutrients that fueled #brain growth. This was the first step towards conquering #Earth. 🌍
Homo erectus was the first to leave Africa, but the fossils at Dmanisi (1.8 Mya) proved how complex that story is. The massive variation in skulls there suggests our early family tree might be simpler than we thought—one highly variable species taking on the world.
#Paleoanthropology #HomoErectus
#Paleoanthropology #HomoErectus
January 16, 2026 at 11:47 AM
Homo erectus was the first to leave Africa, but the fossils at Dmanisi (1.8 Mya) proved how complex that story is. The massive variation in skulls there suggests our early family tree might be simpler than we thought—one highly variable species taking on the world.
#Paleoanthropology #HomoErectus
#Paleoanthropology #HomoErectus
If you think Neanderthals were "archaic," the 130,000-year-old eagle talon jewelry from Krapina would like a word. 🦅✨
It's time to retire the "brute" trope. Dive into the deep history of Neanderthal art, ritual, and care:
🔗 open.substack.com/pub/deephist...
#Paleoanthropology #Science
It's time to retire the "brute" trope. Dive into the deep history of Neanderthal art, ritual, and care:
🔗 open.substack.com/pub/deephist...
#Paleoanthropology #Science
January 15, 2026 at 3:16 PM
If you think Neanderthals were "archaic," the 130,000-year-old eagle talon jewelry from Krapina would like a word. 🦅✨
It's time to retire the "brute" trope. Dive into the deep history of Neanderthal art, ritual, and care:
🔗 open.substack.com/pub/deephist...
#Paleoanthropology #Science
It's time to retire the "brute" trope. Dive into the deep history of Neanderthal art, ritual, and care:
🔗 open.substack.com/pub/deephist...
#Paleoanthropology #Science
-Cause Chaos
-Invoke insurrection act
-Suspend elections.
-Invoke insurrection act
-Suspend elections.
January 15, 2026 at 3:08 PM
-Cause Chaos
-Invoke insurrection act
-Suspend elections.
-Invoke insurrection act
-Suspend elections.
" #Neanderthal symbolism should be treated as fact, not hypothesis." 🦴
From the hashtag art of Gorham’s Cave to 130k-year-old jewelry, our cousins were far more "modern" than we thought.
Dive into the deep history of Neanderthal minds: 🔗 open.substack.com/pub/deephist...
From the hashtag art of Gorham’s Cave to 130k-year-old jewelry, our cousins were far more "modern" than we thought.
Dive into the deep history of Neanderthal minds: 🔗 open.substack.com/pub/deephist...
January 15, 2026 at 8:56 AM
" #Neanderthal symbolism should be treated as fact, not hypothesis." 🦴
From the hashtag art of Gorham’s Cave to 130k-year-old jewelry, our cousins were far more "modern" than we thought.
Dive into the deep history of Neanderthal minds: 🔗 open.substack.com/pub/deephist...
From the hashtag art of Gorham’s Cave to 130k-year-old jewelry, our cousins were far more "modern" than we thought.
Dive into the deep history of Neanderthal minds: 🔗 open.substack.com/pub/deephist...
Neanderthal stone tools required serious brainpower. 🧠
The Levallois technique (Mousterian industry) involved complex planning to shape a core before striking the final tool. It’s evidence of abstract thought and visualization, not just survival instinct. 🪨⚒️
#Paleoanthropology #Neanderthals
The Levallois technique (Mousterian industry) involved complex planning to shape a core before striking the final tool. It’s evidence of abstract thought and visualization, not just survival instinct. 🪨⚒️
#Paleoanthropology #Neanderthals
January 14, 2026 at 9:28 AM
Neanderthal stone tools required serious brainpower. 🧠
The Levallois technique (Mousterian industry) involved complex planning to shape a core before striking the final tool. It’s evidence of abstract thought and visualization, not just survival instinct. 🪨⚒️
#Paleoanthropology #Neanderthals
The Levallois technique (Mousterian industry) involved complex planning to shape a core before striking the final tool. It’s evidence of abstract thought and visualization, not just survival instinct. 🪨⚒️
#Paleoanthropology #Neanderthals
There is a great deal more to #Neadnerthal #Behavior than science once gave them credit for; much more to come!
January 13, 2026 at 5:54 PM
There is a great deal more to #Neadnerthal #Behavior than science once gave them credit for; much more to come!
Neanderthals were master fire-makers. 🔥
They used chemical catalysts like manganese dioxide to start flames and engineered birch tar glue through complex pyrotechnology. This wasn't just survival; it was chemistry. 🧪
#Paleoanthropology #Neanderthals #DeepHistory #Science
They used chemical catalysts like manganese dioxide to start flames and engineered birch tar glue through complex pyrotechnology. This wasn't just survival; it was chemistry. 🧪
#Paleoanthropology #Neanderthals #DeepHistory #Science
January 13, 2026 at 10:52 AM
Neanderthals were master fire-makers. 🔥
They used chemical catalysts like manganese dioxide to start flames and engineered birch tar glue through complex pyrotechnology. This wasn't just survival; it was chemistry. 🧪
#Paleoanthropology #Neanderthals #DeepHistory #Science
They used chemical catalysts like manganese dioxide to start flames and engineered birch tar glue through complex pyrotechnology. This wasn't just survival; it was chemistry. 🧪
#Paleoanthropology #Neanderthals #DeepHistory #Science
Neanderthals kept people alive who couldn’t hunt or fully contribute.
That took effort.
That took intention.
👉 What do you think this kind of care meant in Neanderthal societies?
#Neanderthals #DeepHistory #HumanOrigins
That took effort.
That took intention.
👉 What do you think this kind of care meant in Neanderthal societies?
#Neanderthals #DeepHistory #HumanOrigins
January 12, 2026 at 11:02 AM
Neanderthals kept people alive who couldn’t hunt or fully contribute.
That took effort.
That took intention.
👉 What do you think this kind of care meant in Neanderthal societies?
#Neanderthals #DeepHistory #HumanOrigins
That took effort.
That took intention.
👉 What do you think this kind of care meant in Neanderthal societies?
#Neanderthals #DeepHistory #HumanOrigins
Neanderthals engraved, adorned, buried, and marked places with intention.
That’s not just survival — that’s meaning-making.
👉 **What do you think Neanderthals were trying to understand about their world?**
#Neanderthals #DeepHistory #HumanOrigins
That’s not just survival — that’s meaning-making.
👉 **What do you think Neanderthals were trying to understand about their world?**
#Neanderthals #DeepHistory #HumanOrigins
January 10, 2026 at 3:51 PM
Neanderthals engraved, adorned, buried, and marked places with intention.
That’s not just survival — that’s meaning-making.
👉 **What do you think Neanderthals were trying to understand about their world?**
#Neanderthals #DeepHistory #HumanOrigins
That’s not just survival — that’s meaning-making.
👉 **What do you think Neanderthals were trying to understand about their world?**
#Neanderthals #DeepHistory #HumanOrigins
Some caves echo long enough to feel responsive.
That pattern shows up where rock art appears.
New post on sound, echo, and why listening matters in deep history:
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory #RockArt
That pattern shows up where rock art appears.
New post on sound, echo, and why listening matters in deep history:
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory #RockArt
January 9, 2026 at 9:57 AM
Some caves echo long enough to feel responsive.
That pattern shows up where rock art appears.
New post on sound, echo, and why listening matters in deep history:
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory #RockArt
That pattern shows up where rock art appears.
New post on sound, echo, and why listening matters in deep history:
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory #RockArt
Caves that echo aren’t neutral spaces.
New post on sound, rock art, and why some places mattered because they responded.
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory
New post on sound, rock art, and why some places mattered because they responded.
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory
January 8, 2026 at 8:04 PM
Caves that echo aren’t neutral spaces.
New post on sound, rock art, and why some places mattered because they responded.
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory
New post on sound, rock art, and why some places mattered because they responded.
🔗 open.substack.com/pub/deephist...
#Archaeology #DeepHistory
Neanderthal adhesives weren’t “primitive.” Birch tar needs oxygen control & ~300–400 °C. Which recipe wins—pit, condensation, or raised structure? Bring data. Read: Kozowyk et al. 2017, PNAS www.pnas.org/doi/10.1073/...
#PaleoPost #Neanderthals #PaleoTech #Archaeology
#PaleoPost #Neanderthals #PaleoTech #Archaeology
January 7, 2026 at 6:46 PM
Neanderthal adhesives weren’t “primitive.” Birch tar needs oxygen control & ~300–400 °C. Which recipe wins—pit, condensation, or raised structure? Bring data. Read: Kozowyk et al. 2017, PNAS www.pnas.org/doi/10.1073/...
#PaleoPost #Neanderthals #PaleoTech #Archaeology
#PaleoPost #Neanderthals #PaleoTech #Archaeology
Most Neanderthals who ever lived were children.
They learned, played, practiced, and grew up slowly — much like us.
👉 What do you think Neanderthal childhood was like?
#Neanderthals #DeepHistory #HumanOrigins #Anthropology
They learned, played, practiced, and grew up slowly — much like us.
👉 What do you think Neanderthal childhood was like?
#Neanderthals #DeepHistory #HumanOrigins #Anthropology
January 7, 2026 at 9:30 AM
Most Neanderthals who ever lived were children.
They learned, played, practiced, and grew up slowly — much like us.
👉 What do you think Neanderthal childhood was like?
#Neanderthals #DeepHistory #HumanOrigins #Anthropology
They learned, played, practiced, and grew up slowly — much like us.
👉 What do you think Neanderthal childhood was like?
#Neanderthals #DeepHistory #HumanOrigins #Anthropology