Aleix M Martinez
@aleixmartinez.bsky.social
📤 704
📥 75
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Director of Science at Amazon and Professor at OSU
https://www.aiforexecutivescourse.com/course
pinned post!
𝗧𝗵𝗲 𝗲𝗱𝘂𝗰𝘁𝗶𝗼𝗻 𝘀𝘆𝘀𝘁𝗲𝗺 𝗶𝘀 𝗳𝗮𝗶𝗹𝗶𝗻𝗴 𝘂𝘀 -- 𝗮 𝗻𝗲𝘄 𝘄𝗮𝘆 𝘁𝗼 𝗹𝗲𝗮𝗿𝗻 𝗔𝗜 Schools around the world oversimplify complex subject, and AI is no different. That's why we have created a new online course: 𝗔𝗜 𝗳𝗼𝗿 𝗘𝘅𝗲𝗰𝘂𝘁𝗶𝘃𝗲𝘀. You can find more details and the syllabus linked below.
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https://www.aiforexecutivescourse.com/pdf/AI%20fore%20Executives%20Syllabus%20and%20FAQs.pdf
4 months ago
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A mathematics consortium has published a list of actions to address the use of AI in their field. It may be a good idea for
@cvprconference.bsky.social
@neuripsconf.bsky.social
@iclr-conf.bsky.social
and other ML, CV, NLP groups to work on a similar, cohesive proposal for our extended community.
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Leiden Declaration on Artificial Intelligence and Mathematics
This declaration calls for action to address the challenges posed by the use of artificial intelligence within mathematics research.
https://leidendeclaration.ai/
4 days ago
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Is being under anesthesia like being in coma?
@pnas.org
www.pnas.org/doi/10.1073/...
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PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
https://www.pnas.org/doi/10.1073/pnas.2514098123
5 days ago
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reposted by
Aleix M Martinez
Fortune
5 days ago
The
#Fortune500
has a new winner. Amazon dethroned Walmart at No. 1, ending a 13-year reign.
https://bit.ly/4fp6Tsc
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Estonia just made chatGPT available to all students. Miami-Dade county gave Gemini access to its high-schoolers. These large scale experiments will provide much-needed learning on what works and does not, but come with some risks. What are your thoughts on these experiments (pros vs cons)?
6 days ago
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Box says they expect to significantly increase the number of employees in coming years. All because of AI. New positions include A.I. architects and A.I. solutions managers, among others.
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How One Tech Company Created 13 New Types of Jobs Because of A.I.
https://www.nytimes.com/2026/06/01/technology/box-13-new-types-jobs-ai.html?smid=nytcore-ios-share
7 days ago
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Florida is the first state to sue an AI company alleging they product are used by criminals. “The lawsuit (…) claims OpenAI and Altman knowingly released an unsafe product and ignored warnings that it could harm users.”
www.wsj.com/tech/ai/open...
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OpenAI Sued by Florida’s Attorney General Over AI Harms
Suit alleging ChatGPT is an unsafe product follows criminal investigation over its role in campus mass shooting.
https://www.wsj.com/tech/ai/openai-sued-by-floridas-attorney-general-over-ai-harms-8a5113a8?st=34chXr&reflink=article_copyURL_share
7 days ago
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🎁 Gift article Cervantes much-loved Lynx went from near extinction to thriving. Now Spain has safaris to see these enchanting creatures in the wild ❤️
www.wsj.com/lifestyle/tr...
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They’re One of Europe’s Rarest Wild Cats. A Safari Can Take You Right to Them.
The Iberian lynx nearly vanished from the wild. Now travelers are flocking to rural Spain for a chance to see one.
https://www.wsj.com/lifestyle/travel/iberian-lynx-safari-extremadura-spain-98889ea5?st=vymUjz&reflink=desktopwebshare_permalink
8 days ago
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reposted by
Aleix M Martinez
Mike Zaccardi, CFA, CMT
8 days ago
$1 into the S&P 500 ETF today: ~18 cents is allocated to semiconductors (record) ~37 cents goes into the Magnificent 7 (near-record) ~41 cents is concentrated in the Top 10 holdings (record) Rubner Citadel
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US: Use AI as an excuse to let employees go due to a variety of complex issues. China: Find non-tech related excuses to fire employees due to AI automation.
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China Wants Its Companies to Embrace AI—Without Firing Workers
As a backlash against AI builds in the U.S. and elsewhere, China is acting to stave off social and economic disruption.
https://www.wsj.com/tech/ai/china-wants-its-companies-to-embrace-aiwithout-firing-workers-c8fcafa6?st=2gZXG1&reflink=article_copyURL_share
11 days ago
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It makes sense to convert long memories into weights. That may be achieved in downtime (aka “sleep”) mode.
arxiv.org/abs/2605.26099
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Language Models Need Sleep
Transformer-based large language models are increasingly used for long-horizon tasks; however, their attention mechanism scales poorly with context length. To handle this, we study a sleep-like consol...
https://arxiv.org/abs/2605.26099
12 days ago
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Go figure—humans provide a much larger ROI than AI. Who could have predicted that? As I’ve been saying for years—AI is a tool and not an end-to-end solution; humans are end-to-end solvers and not a tool. Understand that, and you’ll find AI extremely useful.
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Uber's COO says it's getting harder to justify the money spent on AI tokenmaxxing
Operations chief Andrew Macdonald said he's not seeing proportional productivity gains from increasing AI costs within Uber.
https://www.businessinsider.com/uber-coo-andrew-macdonald-ai-token-spending-harder-justify-2026-5
12 days ago
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A gene editing therapy that may lower your LDL (bad cholesterol) forever. In a small study, with only 35 patients, an experimental treatment may have achieved just that. If confirmed and proven safe, this would be a game changer.
www.nejm.org/doi/full/10....
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In Vivo Base Editing of PCSK9 with VERVE-102 for Hypercholesterolemia | NEJM
Persons carrying loss-of-function variants of proprotein convertase subtilisin–kexin type 9 (PCSK9) have reduced levels of low-density lipoprotein (LDL) cholesterol and fewer atherosclerotic cardio...
https://www.nejm.org/doi/full/10.1056/NEJMoa2601283
14 days ago
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Bold take by the
@economist.com
www.economist.com/business/202...
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Google is dethroning OpenAI as the king of consumer AI
But its users are burning through quadrillions of tokens a month
https://www.economist.com/business/2026/05/20/google-is-dethroning-openai-as-the-king-of-consumer-ai
14 days ago
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🕯️🎖️🫡
14 days ago
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AI is increasing the number of entry jobs. “Nearly three times as many executives at companies using or exploring AI said they were increasing junior-level hiring in 2026 than cutting back.”
www.wsj.com/lifestyle/ca...
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These Companies Say AI Is Reviving Entry-Level Jobs, Not Killing Them
What companies expect their newest and youngest workers can do for them is evolving as fast as the technology itself, a new report shows
https://www.wsj.com/lifestyle/careers/ai-entry-level-jobs-graduates-595cee28?st=Dnv6N9&reflink=article_copyURL_share
15 days ago
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A lesser known impact of GLP-1 drugs is cancer prevention and tumor suppression. Truly a miracle drug 💉
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Can GLP-1s Help Reduce the Risk of Cancer?
GLP-1 medicines are FDA-approved to treat type 2 diabetes and obesity. Find out more about what studies show about how they can affect cancer risk.
https://www.cancer.org/cancer/latest-news/can-glp-1s-help-reduce-the-risk-of-cancer.html
17 days ago
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IBM, GlobalFoundries, D-Wave Quantum, Rigetti Computing, Infleqtion and others to receive $2B US government investment to accelerate quantum computing. The US government will take a minority stake in each; like in Intel. Company stocks up. Why these companies and not others is unclear.
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US to award $2 billion to quantum computing firms and take equity stakes, WSJ reports
The Trump administration is awarding $2 billion in grants to nine quantum-computing companies in deals that include the U.S. government taking equity stakes, the Wall Street Journal reported on Thur...
https://www.reuters.com/business/us-award-2-billion-quantum-computing-firms-take-equity-stakes-wsj-reports-2026-05-21/
18 days ago
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Thanks to AI exoskeletons are here and the possibilities are endless—for the elderly, those in physically demanding jobs, and people with certain disabilities.
www.wsj.com/tech/persona...
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E-Hiking Is Here. You Can Tell by My 1,000-Watt Hips.
With Hypershell’s X Ultra S and similar personal exoskeletons, AI takes on the great outdoors.
https://www.wsj.com/tech/personal-tech/robot-legs-hypershell-x-ultra-tested-e8a254e2?st=q7B5pA&reflink=article_copyURL_share
18 days ago
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Ever heard of “Kolmogorovor,” or seen the phrase “after adjusted by common confounding factors”? If so, AI may have written it. Interesting read
@science.org
www.science.org/content/arti...
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Gotcha! Odd language mistakes may help identify fake papers
A small investigation found identical errors and phrases across more than 200 papers, suggesting they were produced by paper mills
https://www.science.org/content/article/gotcha-odd-language-mistakes-may-help-identify-fake-papers
19 days ago
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The 60,000 year old dentist 🦷
journals.plos.org/plosone/arti...
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Earliest evidence for invasive mitigation of dental caries by Neanderthals
Neanderthal medical knowledge has long attracted scholarly interest. Evidence suggests they cared for sick, injured, and elderly group members, with possible use of medicinal plants. However, it remai...
https://journals.plos.org/plosone/article?id=10.1371/journal.pone.0347662
19 days ago
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Jury unanimously dismissed claims against OpenAI claiming statute of limitations had expired.
www.wsj.com/tech/ai/jury...
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Jury Sides With OpenAI, Finds Musk Brought Claim After Statute of Limitations
The verdict concludes a trial that lasted more than three weeks.
https://www.wsj.com/tech/ai/jury-sides-with-openai-sam-altman-in-case-brought-by-elon-musk-933240ff?st=BSJ2qi&reflink=article_copyURL_share
21 days ago
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🎁 Gift article. There’s a tragedy unfolding. Soaring costs for food, fuel and fertilizer are causing extreme famine worldwide.
www.nytimes.com/2026/05/18/b...
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Catastrophe Is Emerging in the World’s Most Vulnerable Places
https://www.nytimes.com/2026/05/18/business/iran-war-somalia-usaid.html?unlocked_article_code=1.jVA.gDpC.V4rBvr65bdue&smid=nytcore-ios-share
21 days ago
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reposted by
Aleix M Martinez
PNAS Nexus
24 days ago
The gravitational dynamics that shape entire galaxies, creating tidal arms and bridges, can be reproduced at the millimeter scale by water lenses on a soap film—the vast and slow ballets of space are echoed in miniature on an ephemeral soap bubble. In PNAS Nexus:
https://ow.ly/vYvf50YZNQQ
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Buried behind Cerebras’ IPO is Fervo’s. Fervo is a modern, geothermal energy company that aims to provide clean, abundant energy to data centers.
techcrunch.com/2026/05/13/g...
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Geothermal startup Fervo Energy pops 33% in IPO debut fueled by AI data center demand | TechCrunch
Fervo Energy's IPO was upsized several times after potential investors asked why the enhanced geothermal startup wasn't raising more money.
https://techcrunch.com/2026/05/13/geothermal-startup-fervo-energy-pops-33-in-ipo-debut-fueled-by-ai-data-center-demand/
24 days ago
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I looked in dismay as the UCF Commencement speaker was booed by students after she mentioned AI will be the next Industrial Revolution. 1st. Are we against progress now? 2nd. It’s your commencement, enjoy it. 3rd. We need to teach our students to respect a diverse set of opinions.
#academia
25 days ago
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Some of the best Chinese AI scientists in the US are flocking back to China. Allured by commensurate pay and concerned by US layoffs, AI experts (mostly trained in the US) are going back home. Europe experienced a similar exodus to the US in the 2000s. Just saying.
www.wsj.com/business/chi...
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China’s Best and Brightest Tech Talent Is Going Back to China
More Chinese nationals who return home after working in the U.S., called ‘sea turtles,’ are fueling Beijing’s efforts to take on Silicon Valley
https://www.wsj.com/business/china-silicon-valley-sea-turtles-tech-ai-talent-46385d38?st=NpGX9h&reflink=article_copyURL_share
25 days ago
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𝗔𝗜 𝗶𝘀 𝗮 𝗵𝘂𝗴𝗲 𝘀𝗰𝗶𝗲𝗻𝗰𝗲 𝗽𝗿𝗼𝗱𝘂𝗰𝘁𝗶𝘃𝗶𝘁𝘆 𝗯𝗼𝗼𝘀𝘁𝗲𝗿 Think about it. AI does students' homework. And, homework is graded by AI. This means students can now spend their time working with Professors on cutting-edge research. And, Professors finally have time to mentor them — and even write their own papers!
26 days ago
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🎁 Gift article -- Highly recommended read. A well-balanced review of Sweden's transformation from a high-tax, government-centric economy to a morph between the US and the EU. If there ever was an experiment, Sweden is it. A good discussion of pros and cons.
www.wsj.com/world/europe...
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The World’s Most Surprising Capitalist Makeover Is Under Way in Sweden
Total public social spending is falling, its economy is outpacing European peers and taxes have been cut three years running. Not everyone is happy.
https://www.wsj.com/world/europe/the-worlds-most-surprising-capitalist-makeover-is-under-way-in-sweden-a7830619?st=7WW56R&reflink=desktopwebshare_permalink
27 days ago
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Whereas this may look like a doomsday scenario, big tech is also using AI to find security holes on their own software. And, since big tech has more resources, AI will improve cybersecurity in the long run, not the other way around, as is being reported.
www.politico.com/news/2026/05...
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Google says hackers used AI to develop a major security flaw
The findings make clear that the race to use AI to find network vulnerabilities has “already begun,” said researchers.
https://www.politico.com/news/2026/05/11/google-hackers-ai-security-00913247
27 days ago
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This is a bigger deal that it may seem. Canvas has tons of very sensitive data about our students.
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Cyberattack hits Canvas system used by thousands of schools as finals loom
A cyberattack has caused chaos for students at thousands of schools as they study for finals. The attack Thursday targeted a system that schools and universities use to manage grades, assignments and ...
https://apnews.com/article/cyberattack-schools-canvas-instructure-shinyhunters-a0d7719689263e6b5f90d0e633391b5b
about 1 month ago
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Axon Enterprise President Josh Isner recently emailed staff “I am thinking of AI as the thing that allows our teams to do more, not the thing that replaces our teams.” Here is a leader who understands AI is a tool ment to solve problems we could no solve before. Kudos to him.
about 1 month ago
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Top hiring metro areas for young professionals, as per
@wsj.com
about 1 month ago
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No meaningful reduction in tech workers, via
@washingtonpost.com
about 1 month ago
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Computer vision can detect pancreatic cancer from abdominal CT scans up to 3 years before clinical diagnosis.
gut.bmj.com/content/earl...
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https://gut.bmj.com/content/early/2026/04/22/gutjnl-2025-337266
about 1 month ago
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We are speaking less than ever before due to our increase reliance on technology. The result is less fluent youngsters. Are chatbots going to make things worse?
journals.sagepub.com/doi/10.1177/...
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Sliding Into Silence? We Are Speaking 300 Daily Words Fewer Every Year - Valeria A. Pfeifer, Matthias R. Mehl, 2026
https://journals.sagepub.com/doi/10.1177/17456916261425131
about 1 month ago
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SpaceX may acquire Cursor for $60B later this year.
about 2 months ago
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AI also makes the economy less efficient. Robocalls, customer service chatbots, and many others have an estimated $165 billion negative impact in the economy, according to a new study.
groundworkcollaborative.org/work/taking-...
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Taking on the Annoyance Economy - Groundwork Collaborative
https://groundworkcollaborative.org/work/taking-on-the-annoyance-economy/
about 2 months ago
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A 20-year-old man allegedly tossed a molotov cocktail at the home of Sam Altman.
www.theguardian.com/technology/2...
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OpenAI CEO Sam Altman’s home targeted with molotov cocktail
Suspect arrested but not identified and has allegedly made similar threats to OpenAI’s San Francisco headquarters
https://www.theguardian.com/technology/2026/apr/10/sam-altman-home-molotov-cocktail
about 2 months ago
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“Just over half of Gen Z report using generative AI at least weekly … unchanged from 2025.” This is “in contrast to broader market trends” which rose by 50%” “Gen Z workers are more than 3 times as likely to say the risks of AI in the workforce are greater than the potential benefits.” By Gallup
2 months ago
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Extremely disturbing… Bullets hit the home of an Indianapolis city councilman early Monday morning, leaving shattered glass and holes through the front door, and a handwritten note reading “NO DATA CENTERS” was left under the doormat.
www.nytimes.com/2026/04/06/u...
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Shots Fired at Indianapolis Councilman’s Home, After Vote Backing Data Center
https://www.nytimes.com/2026/04/06/us/indianapolis-data-center-shooting.html?smid=nytcore-ios-share
2 months ago
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The astronauts flying to the moon are taking their cellphones with them. That’s the power of social media 🌖 🚀
2 months ago
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Simple living, naturalism, and elegant writing.
www.pbs.org/show/henry-d...
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Henry David Thoreau
The life and work of Henry David Thoreau still inspire and resonate with people today.
https://www.pbs.org/show/henry-david-thoreau/
2 months ago
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New research pushes the first genetic evidence of dogs back by 5,000 years.
www.nytimes.com/2026/03/25/s...
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Humans Had Dogs Before They Had Farming, Ancient DNA Confirms
https://www.nytimes.com/2026/03/25/science/paleontology-humans-dogs-dna.html?smid=nytcore-ios-share
2 months ago
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Wonderful guide of a wonderful city.
www.nytimes.com/interactive/...
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Madrid Travel Guide: What to Do, Eat and Where to Stay
From the top attractions to the most frequently asked questions, our guide has all you need to plan your next visit.
https://www.nytimes.com/interactive/2026/travel/madrid-spain-guide.html?smid=nytcore-ios-share
3 months ago
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The number of white-collar jobs has increased by about 3M in the past 3 years, whereas the number of blue-color jobs has remain pretty much flat.
3 months ago
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The network architecture of general intelligence in the human connectome “support a shift in perspective from prevailing localist models to a theory that grounds intelligence in the global topology of the human connectome.” Consistent with our findings in:
openaccess.thecvf.com/content_CVPR...
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The network architecture of general intelligence in the human connectome - Nature Communications
General intelligence (g) emerges from the global topology of the human connectome. Modeling structure and function in 831 adults reveals g engages distributed networks, weak long-range connections, mo...
https://www.nature.com/articles/s41467-026-68698-5
3 months ago
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What do chatbots think of other chatbots’ writing? Hilariously insightful.
www.wsj.com/tech/ai/dete...
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AI-Generated Writing Is Everywhere, and It’s Still Easy to Spot—for Now
Which AI bot reveals itself by sounding like a corporate intern? Which comes across like a nervous student? I asked the chatbots and here’s what they said.
https://www.wsj.com/tech/ai/detecting-ai-slop-writing-claude-gemini-openai-759ee3c7?st=5GuLbR&reflink=article_copyURL_share
3 months ago
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If you could only teach one ML topic, which one would it be? I used to claim it’s Bayes. I guess one could make the argument it should be least-squares — including nonlinear LS, which of course also includes backprop. Any others? Would love to hear your thoughts.
3 months ago
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Good article on the last frontier for classical silicon chips. This still matters. But it’s obvious that we must find the next solution fast. It’s not just materials though — quantum, tensor units, and many others.
www.wsj.com/tech/silicon...
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This Innovation Could Make the Perfect Silicon Chip—and End Moore’s Law
We are now one generation of technological alchemy away from the smallest possible silicon microchips.
https://www.wsj.com/tech/silicon-chips-moores-law-photolithography-91b9ac4f?st=AFRLDi&reflink=article_copyURL_share
3 months ago
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Neurogenesis — the not unexpected secret of aging well.
www.nature.com/articles/s41...
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Human hippocampal neurogenesis in adulthood, ageing and Alzheimer’s disease - Nature
Mapping of neurogenesis in human hippocampi across ages and different cognitive abilities using multiomic single-cell sequencing reveals distinct signatures between cognitive preservation and decline.
https://www.nature.com/articles/s41586-026-10169-4
3 months ago
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