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Superman
@thesupermannx
AI & Science
21 Following    21.8K Followers
This paper answers why confident idiots run the world. Cornell University published a psychological paper that explains every terrible boss, every loud influencer, and every broken corporate hierarchy. It’s called “Unskilled and Unaware of It.” they tested participants across logic, grammar, and humor to measure the gap between actual performance and self-perception. And the results are wild. participants scoring in the bottom 12th percentile consistently believed they were operating in the 62nd percentile. they were not lying. they were literally incapable of recognizing their own incompetence. the paper revealed a brutal paradox: the exact skills required to master a domain are the exact same skills required to accurately evaluate your own competence in that domain. if you lack the skill, you inherently lack the cognitive capacity to realize you are failing. this creates a dangerous systemic loop. the incompetent are blessed with absolute, blinding certainty. their brain protects them from their own ignorance, allowing them to speak first, demand authority, and never second-guess their decisions. meanwhile, the actual experts suffer the exact inverse. top performers in the study consistently underestimated their rank. because a task was easy for them, they falsely assumed it was easy for everyone else. they hesitate. they obsess over nuance. they assume they have nothing unique to add. we are biologically wired to confuse confidence with competence. the loudest person in the room gets promoted, gets funded, and gets the microphone, not because they know what they are doing, but because they are physically incapable of seeing what they don't. the only defense mechanism is building systems that stop rewarding absolute certainty and start demanding proof of work.
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Researchers proved every LLM is secretly obsessed with Japan. And they finally figured out why. They published a paper investigating hidden cultural biases in large language models. they tested 31,000 questions across 24 different languages on models like gemini, chatgpt, claude, and llama. they stripped out all geographic hints and just asked the models to pick a place and answer. the finding was universal.. across a wide range of models and languages, there is a pervasive "obsession" with japanese culture. even when you prompt them in a language with zero ties to japan, they default to japanese norms, values, and aesthetics at a disproportionately high rate compared to its actual global demographic weight. the craziest part? they tracked down exactly when the ai develops this obsession.. and it is not from reading the raw internet. during pre-training, the models actually have a fairly balanced, global view of the world. the obsession gets injected during the safety phase. when tech companies fine-tune these models to be "helpful, harmless, and polite," the ai starts mapping those corporate safety guidelines directly onto japanese cultural concepts. in the pursuit of creating the perfect, inoffensive, compliant assistant, they warped how the models view the world. the quantization process (compressing models to run faster locally) actually amplifies this determinism. the smaller and faster your local model is, the more stereotypically it behaves, causing japanese cultural tropes to spike hard. we spend all this time worrying about existential ai safety, but the real alignment problem is that our most advanced reasoning engines are hyper-fixated on japanese internet culture. every model upgrade is reinforcing an invisible regional bias that dictates how they generate stories, facts, and code. the cultural commonsense of the internet is not universal.. it’s just localized to whatever the heaviest reddit and anime wiki users were obsessed with.
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China built an AI that works like a human brain and it's 100x faster than current LLMs while using 97% less energy. It’s called SpikingBrain, a family of brain-inspired large models that completely re-engineers how AI processes information. Instead of burning endless energy on continuous matrix multiplications like traditional Transformers, SpikingBrain uses adaptive spiking neurons. It mimics actual biological firing patterns. Neurons only activate when triggered by specific events, meaning the model achieves a staggering ~69% sparsity at the micro level. It doesn't waste compute on silence. It only thinks when it needs to. And results change the game for long-context processing: • Achieves over a 100× speedup in Time to First Token (TTFT) for massive 4M-token sequences. • Matches performance with advanced open-source Transformer baselines while using a fraction of the data. • Built to run and scale stably on non-NVIDIA hardware clusters (like MetaX chips), completely bypassing Western hardware dependency. We spent years trying to brute-force bigger AI models by throwing more electricity and silicon at them. Nature figured out how to do it efficiently millions of years ago.
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Netflix replaced their 15 years old recommendation algorithm with an LLM. It’s called "GenRec" and it completely changes how recommendation algorithms are built. For over a decade, the Netflix recommendation engine was a masterclass in feature engineering. Data scientists built thousands of complex, handcrafted features to figure out what you wanted to watch next. It required bespoke architectures. Massive infrastructure. Constant manual tuning. Netflix threw all of it away. They built GenRec, an LLM-backed ranker. Instead of translating your behavior into complex math, they just turn your watch history and metadata into a natural language sentence. They feed that raw text into a foundation LLM. The AI simply reads your behavior like a story, understands your evolving tastes, and scores the entire catalog in a single forward pass. No manual feature engineering. No complex bespoke architectures. Here is the part that should terrify traditional data scientists. This text-based LLM didn't just match the highly tuned production system Netflix spent years perfecting. It beat it. And it achieved those statistically significant gains using roughly 40x fewer labeled training examples. We are watching a massive paradigm shift in real time. The most complex predictive algorithms in the world are being replaced by models that just know how to read. If Netflix can replace their core product engine with an LLM, what complex system in your business is about to become obsolete?
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Researchers proved AI has deleted every reason universities exist. Harvard University ran a controlled experiment pitting a custom AI against their own top-tier classrooms. And the results are going to collapse the higher education bubble. They took 194 undergraduates and split them up. One group learned physics in one of Harvard’s best hands-on, active-learning physical classrooms. Group work. Instructor support. The premium university experience. The other group went home and learned the exact same material with an AI tutor. The AI didn't just win. It embarrassed the institution. Students using the AI learned more than twice as much as the students in the elite Harvard classroom. They scored 30% higher on the final assessment. And they did it in less time. Let that sink in. A piece of software sitting on a laptop outperformed a world-class faculty in one of the most elite learning environments on Earth. Universities have always justified their exorbitant tuition with two things: access to elite knowledge and the physical classroom experience. This study just proved both of those moats are gone. When software can teach you complex physics twice as well as a $60,000-a-year institution, the math of higher education breaks permanently. The AI didn't just give the students answers. It used strict pedagogical guardrails. It guided. It questioned. It forced the students to do the cognitive work. It offered perfect, one-to-one tutoring, personalized to the exact moment a student misunderstood a concept. That level of attention is mathematically impossible to scale in a physical lecture hall. For a thousand years, the university was the only place to get a premium education. Now, it’s the bottleneck. If AI can double your learning speed for a fraction of the cost, what exactly are students taking on decades of debt to pay for?
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ChatGPT has now a big problem. Researchers at Oxford and Cambridge exposed a massive threat to large language models.” They call it “model collapse." Internet ecosystem is rapidly changing, and generative AI will soon contribute much of the text found online. This forces us to consider what happens to future iterations like gpt-n when they are trained on data scraped from the web that was already generated by an llm. According to the research, indiscriminately using model-generated content in training causes "irreversible defects" in the resulting ai. the model loses the "tails of the original content distribution." in other words, it begins to forget the creative, fringe, and unique nuances of actual human writing, collapsing into a repetitive echo chamber. This isn't just a chatgpt issue.. the researchers built theoretical intuition showing this collapse is ubiquitous across learned generative models, occurring in large language models as well as in variational autoencoders and gaussian mixture models. Tech companies rely on scraping the internet for large-scale data to build smarter models. However, the paper warns that if we want to sustain the benefits of training on web data, model collapse must be taken seriously. Ultimate takeaway? data collected from genuine human interactions is going to become increasingly valuable in a web filled with ai content.
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Today I learned that: average smartphone has more computing power than every computer NASA owned combined during the entire Apollo program.
Today I learned that: average smartphone has more computing power than every computer NASA owned combined during the entire Apollo program.
University of Tokyo showed gray hair may reflect a natural defense against cancer risk. It’s not a sign of aging. Researchers tracked the stem cells in hair follicles responsible for making pigment. Over time, these cells take on massive DNA damage from stress, UV radiation, and life. When the damage gets too high, the cells face a choice. They can keep dividing. Or they can shut themselves down. When the system works correctly, the damaged cells trigger a self-destruct sequence called "seno-differentiation." They permanently stop dividing, mature, and die off. The result? You lose the pigment in that follicle. Your hair turns gray. But what happens when the safeguard fails? When carcinogens block that shutdown signal, the damaged cells refuse to die. They keep dividing. They multiply out of control. And that is how melanoma, deadly skin cancer, starts. Gray hair and skin cancer aren't just unrelated signs of aging. They are two divergent outcomes of the exact same cellular battle. If the cells shut down, you get gray hair. If the cells keep multiplying, you get cancer. This changes everything about how we view aging. We’ve spent billions of dollars on cosmetics trying to "cure" or hide gray hair. But the researchers are blunt. That gray hair means your cellular safeguard worked. It successfully eliminated potentially malignant stem cells before they could kill you.
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Researchers built an analog chip that runs LLM attention 100x faster than an H100 and uses 70,000x less power. It's called GainCellAttention. Every AI chip you use is built on an 80-year-old flaw called the von Neumann architecture. the processor and the memory are physically separated. To generate a single word, a GPU has to shuttle massive amounts of data back and forth across this divide. Over and over again. Moving that data costs up to 10,000x more energy than actually doing the math. But a team of researchers published a paper in Nature that completely destroys this bottleneck. They built an analog in-memory computing architecture. Instead of moving data from the memory to the processor, they put the processor inside the memory. Using emerging hardware called "gain cells," the AI performs its most expensive calculation, the attention mechanism, directly inside the storage arrays. The data never moves. The compute happens exactly where the memory lives. The result? A massive leap in energy efficiency and speed. It completely eliminates the latency of fetching data for every single token. It is building AI chips that function exactly like the human brainwhere memory and computation are the exact same thing.
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Researchers built an analog chip that runs LLM attention 100x faster than an H100 and uses 70,000x less power. It's called GainCellAttention. Every AI chip you use is built on an 80-year-old flaw called the von Neumann architecture. the processor and the memory are physically separated. To generate a single word, a GPU has to shuttle massive amounts of data back and forth across this divide. Over and over again. Moving that data costs up to 10,000x more energy than actually doing the math. But a team of researchers published a paper in Nature that completely destroys this bottleneck. They built an analog in-memory computing architecture. Instead of moving data from the memory to the processor, they put the processor inside the memory. Using emerging hardware called "gain cells," the AI performs its most expensive calculation, the attention mechanism, directly inside the storage arrays. The data never moves. The compute happens exactly where the memory lives. The result? A massive leap in energy efficiency and speed. It completely eliminates the latency of fetching data for every single token. It is building AI chips that function exactly like the human brainwhere memory and computation are the exact same thing.
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Scientists mapped the "second brain" hidden inside your heart. They published a paper on something called the Intrinsic Cardiac Nervous System (ICNS). They call it the "little brain" of the heart. For decades, we believed the brain in your skull controlled every heartbeat through a strict, top-down command system. We thought the heart just followed orders. They were wrong. The heart is covered in a highly complex, localized network of sensory neurons, interneurons, and motor neurons embedded directly into its own tissue. It thinks for itself. It constantly monitors its own mechanical and electrical environment. It processes data locally. And it makes real-time, beat-to-beat decisions to keep you alive. Here is the craziest part. If you sever every single nerve connecting the heart to the brain and spinal cord, like during a heart transplant, the ICNS keeps working. It can regulate the heart’s rhythm and conduction completely on its own. Nobody outside of advanced cardiology is talking about the implications of this. This localized neural network has memory. It has plasticity. It literally learns and adapts to chronic conditions like stress and heart failure over time. When the heart gets sick, it's not just a mechanical failure. It is a localized neurological disease. Arrhythmias and sudden cardiac events aren't just plumbing or electrical problems. They are misfires from the heart's own internal processing unit. We spend billions trying to force the heart to beat perfectly with external shocks, pacemakers, and beta-blockers. But we are trying to fix a hardware problem when the heart is actually running its own corrupted software.
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Scientists mapped the "second brain" hidden inside your heart. They published a paper on something called the Intrinsic Cardiac Nervous System (ICNS). They call it the "little brain" of the heart. For decades, we believed the brain in your skull controlled every heartbeat through a strict, top-down command system. We thought the heart just followed orders. They were wrong. The heart is covered in a highly complex, localized network of sensory neurons, interneurons, and motor neurons embedded directly into its own tissue. It thinks for itself. It constantly monitors its own mechanical and electrical environment. It processes data locally. And it makes real-time, beat-to-beat decisions to keep you alive. Here is the craziest part. If you sever every single nerve connecting the heart to the brain and spinal cord, like during a heart transplant, the ICNS keeps working. It can regulate the heart’s rhythm and conduction completely on its own. Nobody outside of advanced cardiology is talking about the implications of this. This localized neural network has memory. It has plasticity. It literally learns and adapts to chronic conditions like stress and heart failure over time. When the heart gets sick, it's not just a mechanical failure. It is a localized neurological disease. Arrhythmias and sudden cardiac events aren't just plumbing or electrical problems. They are misfires from the heart's own internal processing unit. We spend billions trying to force the heart to beat perfectly with external shocks, pacemakers, and beta-blockers. But we are trying to fix a hardware problem when the heart is actually running its own corrupted software.
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Today I learned that: every atom in your left hand came from a different exploded star than every atom in your right hand.
Nvidia researchers did it again! they found a way to transfer KV caches directly between different AI models. if you run llms, you know the absolute pain of "prefilling". if you want to swap from a small, cheap model to a large, smart model mid-conversation, the big model has to recalculate the entire chat history from scratch. it kills your latency and your compute budget. but a researchers just found a way to completely skip this.. they built a "closed-form linear mapping" that literally transfers the "memory" (kv cache) from a smaller model directly into a larger model.. without ever re-reading the prompt. here is exactly why this is actual magic.. the discovery: they proved that kv caches across different sized models in the same family (like qwen3 14b to 32b) are linearly connected. a single layer in the small model can predict 56% of the variance in the big model's keys. if you bundle a few layers together, it jumps to 79%. the rope trick: to make this work for any prompt length, they strip the "rope" (rotary positional embedding) off the keys before mapping them. they transfer the pure, position-free semantic data, and then re-apply the rotation on the target model. the insane speed: this mathematical bridge transfers the context 2.7x to 25x faster than forcing the big model to re-prefill the text. zero fine-tuning: there is no expensive training loop here. they just pass 500 texts (1,024 tokens each) through both models and solve a simple ridge regression equation per head. the calibration takes less than 90 minutes on an 8xh100 node. the accuracy: across four out of six model pairs tested, this simple linear mapper retained 73-98% of the big model's native accuracy. for the two pairs that struggled, they use a nonlinear mlp fallback that recovers up to +37 points on hellaswag. this means dynamic routing just got fully unlocked.. you can now use a cheap 8b model for the basic parts of a chat, and instantly hand off its exact brain state to a massive 70b model the second a user asks a complex coding question. zero latency penalty. we are officially entering the era of fluid, cost-cascading ai architectures..
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Nvidia researchers did it again! they found a way to transfer KV caches directly between different AI models. if you run llms, you know the absolute pain of "prefilling". if you want to swap from a small, cheap model to a large, smart model mid-conversation, the big model has to recalculate the entire chat history from scratch. it kills your latency and your compute budget. but a researchers just found a way to completely skip this.. they built a "closed-form linear mapping" that literally transfers the "memory" (kv cache) from a smaller model directly into a larger model.. without ever re-reading the prompt. here is exactly why this is actual magic.. the discovery: they proved that kv caches across different sized models in the same family (like qwen3 14b to 32b) are linearly connected. a single layer in the small model can predict 56% of the variance in the big model's keys. if you bundle a few layers together, it jumps to 79%. the rope trick: to make this work for any prompt length, they strip the "rope" (rotary positional embedding) off the keys before mapping them. they transfer the pure, position-free semantic data, and then re-apply the rotation on the target model. the insane speed: this mathematical bridge transfers the context 2.7x to 25x faster than forcing the big model to re-prefill the text. zero fine-tuning: there is no expensive training loop here. they just pass 500 texts (1,024 tokens each) through both models and solve a simple ridge regression equation per head. the calibration takes less than 90 minutes on an 8xh100 node. the accuracy: across four out of six model pairs tested, this simple linear mapper retained 73-98% of the big model's native accuracy. for the two pairs that struggled, they use a nonlinear mlp fallback that recovers up to +37 points on hellaswag. this means dynamic routing just got fully unlocked.. you can now use a cheap 8b model for the basic parts of a chat, and instantly hand off its exact brain state to a massive 70b model the second a user asks a complex coding question. zero latency penalty. we are officially entering the era of fluid, cost-cascading ai architectures..
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Researchers built an AI that doxes any "anonymous" reddit account in under a minutes for $2. eth zurich and anthropic published a terrifying paper proving that "practical anonymity" on the internet is officially dead. they built a fully autonomous ai pipeline that takes your pseudonymous posts, extracts your identity signals, searches the web, and figures out exactly who you are. no human investigator needed. the numbers are actually mindblowing.. - 67% of hacker news users identified correctly - when the system makes a guess, it is right 90% of the time - it even unmasked scientists whose interview transcripts were explicitly redacted for privacy the scariest part? even time doesn't protect you.. they tested users who took a full year break and changed their interests. the ai still matched their old and new profiles with 90% precision. it sees through your persona changes like they aren't even there. there is no defense against this. the agent splits the work into tiny, benign tasks like "summarizing a profile" or "ranking candidates." no api safety guardrail is going to flag it because no single step looks malicious.. every throwaway account. every "nobody will connect this to me" comment. it’s all just searchable micro-data now.
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Researchers built an AI that doxes any "anonymous" reddit account in under a minutes for $2. eth zurich and anthropic published a terrifying paper proving that "practical anonymity" on the internet is officially dead. they built a fully autonomous ai pipeline that takes your pseudonymous posts, extracts your identity signals, searches the web, and figures out exactly who you are. no human investigator needed. the numbers are actually mindblowing.. - 67% of hacker news users identified correctly - when the system makes a guess, it is right 90% of the time - it even unmasked scientists whose interview transcripts were explicitly redacted for privacy the scariest part? even time doesn't protect you.. they tested users who took a full year break and changed their interests. the ai still matched their old and new profiles with 90% precision. it sees through your persona changes like they aren't even there. there is no defense against this. the agent splits the work into tiny, benign tasks like "summarizing a profile" or "ranking candidates." no api safety guardrail is going to flag it because no single step looks malicious.. every throwaway account. every "nobody will connect this to me" comment. it’s all just searchable micro-data now.
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Today I learned that: Oxford University is older than the Aztec Empire. it was already 300 years old when Tenochtitlán was founded.
Today I learned that: Oxford University is older than the Aztec Empire. it was already 300 years old when Tenochtitlán was founded.