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José Luis Ricón Fernández de la Puente Profile
José Luis Ricón Fernández de la Puente

@ArtirKel

Followers
23K
Following
58K
Media
7K
Statuses
180K

Head of Theory at @RetroBio_ , enjoyer of things, blog: https://t.co/8xDYgWAJHB

San Francisco, CA
Joined April 2007
Don't wanna be here? Send us removal request.
@ArtirKel
José Luis Ricón Fernández de la Puente
6 months
Only recently I came to accept this as a background fact in life: no matter how good, charitable, kind, or reasonable you (think you) are, someone out there, at some point, will inevitably misunderstand you, dislike you you, or find you annoying.
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 hours
The why is because he makes such a good vivid of each that's it's much easier to have the "ah yes I'm this kind of guy at times XYZ" with all of them whereas with other enneagram descriptions I tend to resonate with fewer.
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@prageru
PragerU
5 hours
America’s first revolution wasn’t political—it was spiritual. The Great Awakening stirred faith across the colonies, challenged old powers, and planted the radical idea that liberty comes from God. Discover the revival that helped shape the American identity.
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 hours
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 hours
Unless you are a very consistent or one-dimensional "kind of guy" I guess.
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 hours
Funnily enough reading through this very enjoyable series from Sasha Chapin (rest in substack) on the enneagram has made me more convinced that it's less useful as a people-typing system and more useful as a system to type someone "here and now"
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@minimumstudiogm
ミニマムスタジオ(日本)
13 days
Play as adorable cat mages, fight through demonic hordes, and enjoy full Japanese voice acting in every story stage. New content drops weekly, with player-driven patches that actually happen.
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@j_asminewang
Jasmine
3 hours
when a tech bro falls in love
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@StephenORahilly
stephen o'rahilly (its pronounced O-RA-hill-EEE)
1 day
This is disappointing but not terribly surprising. The relationship between chronic caloric excess and Alzheimer’s pathology is not particularly strong so not that much reason to believe that putting people into negative energy balance would do much
@EricTopol
Eric Topol
1 day
Semaglutide (Ozempic) failed to have clinical impact for slowing progression in people with mild Alzheimer’s disease in 2 large, placebo-controlled trials https://t.co/NioLZxVad2
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@ArtirKel
José Luis Ricón Fernández de la Puente
1 day
New roles just dropped at https://t.co/wGMfQolof7 In Vivo Scientist, Osteoarthritis and Rejuvenation & In Vivo Scientist, Musculoskeletal Research
Tweet card summary image
retro.bio
Our mission is to extend healthy human lifespan by 10 years.
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@sguyenet
Stephan J. Guyenet
1 day
Now that DOGE has been shuttered, we can evaluate how it impacted government spending. The graph below shows total US government spending in 2025 vs. 2024 and 2023. Judge for yourself. https://t.co/uzbV6yPlZV
@Reuters
Reuters
2 days
Exclusive: DOGE 'doesn't exist' with eight months left on its charter https://t.co/Ku9U9Lf94E
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@JohnFingleton1
John Fingleton
2 days
Britain needs nuclear power. Our nuclear projects are the most expensive in the world and among the slowest. Regulators and industry are paralysed by risk aversion. This can change. For Britain to prosper, it must. Earlier this year, the Prime Minister appointed me to lead a
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@AlgerInvest
Alger
8 months
CNEQ’s concentrated portfolio seeks the best opportunities in technology, automation, and digital transformation. Capture innovation, invest with conviction.
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@AsimovPress
Asimov Press
1 day
Alexander Fleming's discovery of penicillin is unlikely to have happened in the way he described. It's almost certainly a myth. For decades, scientists and historians have puzzled over inconsistencies in Fleming’s story. The window to Fleming’s lab was rarely (if ever) left
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@teleodaniel
Daniel Shur
7 days
Today I am launching the Free Radicals podcast with @EricDai_BioE . Every Tuesday, we’ll be releasing long form conversations with the visionaries giving humanity control over biology and working to dramatically extend human lifespan. We’re thrilled to host @celinehalioua,
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 days
Prompted by this longer survey
@KordingLab
Kording Lab 🦖
2 days
Let's compare our world models. I find that different people seem to have rather distinct internal world models. E.g. I personally have neither visual imagination nor an inner voice, found it weird others do. Here is a quick google forms to check idea:
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 days
By this I don't mean "you can hear voices in your head" I can say anything in any voice at will in my head, or listen to music etc, but rather having it be relatively automatic and seemingly out of your control
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 days
One thing I learned at this meditation retreat I just finished from talking to some other attendees is that my default state (no inner monologue, rarely having thoughts at all) is something many people actively seek through meditation! Do you have an inner monologue?
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@NikoMcCarty
Niko McCarty.
5 days
Read Something Wonderful (about Biology) We just released a curated list of 125+ essays about biology and science. These articles cover pharmaceuticals, the history of molecular biology, timeless arguments and theories, and more. Check it out.🔻
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@elocinationn
Nicole
3 days
There’s a belief in SF that with enough money you can solve anything. For a lot of technical companies, VCs are therefore looking for a charismatic founder who they believe will be able to get that money. In the first few rounds, they care less about the actual technical
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@ArtirKel
José Luis Ricón Fernández de la Puente
2 days
Not yet enlightened and maximally self-accepting, but progress was made!
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@fvderop
Florian
18 days
one of these companies invented Ozempic
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@ArtirKel
José Luis Ricón Fernández de la Puente
3 days
I'm so back!!
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@deedydas
Deedy
11 days
There’s a new kind of startup in the valley: the Neolab. 9 of these 10 “neolabs” have $1B+ valuations at the seed. They’re all are likely <$10M in revenue and founded by ex-model lab AI researchers, many of whom have made $10-100M+ in personal wealth! What a time to be alive.
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