I used o3 to find a remote zeroday in the Linux SMB implementation

646 zielmicha 2025-05-24 14:25:45 UTC sean.heelan.io Llama Share 218

The user used OpenAI's o3 model to find a zeroday vulnerability in the Linux kernel's ksmbd module, specifically a use-after-free vulnerability in the Kerberos authentication path. The o3 model was able to find the vulnerability with a ratio of 1:4.5 true positives to false positives, and also found a novel vulnerability in the session logoff handler.

Reinvent the Wheel

598 zdw 2025-05-24 20:05:12 UTC endler.dev Llama Share 219

People should not be afraid to recreate fundamental things to truly understand them. By doing so, they can learn and potentially advance their field.

Scientific conferences are leaving the US amid border fears

419 mdhb 2025-05-24 21:53:47 UTC nature.com Llama Share 405

US conferences are being postponed or moved to Canada due to researchers' fears over immigration crackdowns and visa restrictions. This trend may impact US scientists and cities that host conferences, marking a moment of "deglobalization" in the scientific community.

Show HN: Rotary Phone Dial Linux Kernel Driver

335 sephalon 2025-05-24 13:02:00 UTC gitlab.com Full Share 49

Linux kernel driver that turns a rotary phone dial into a evdev input device

Good Writing

305 oli5679 2025-05-24 15:03:37 UTC paulgraham.com Llama Share 307

The author argues that good writing is connected in two ways: it sounds good and conveys the right ideas. This connection is due to the fact that writing that sounds good helps the writer notice and fix mistakes.

Why old games never die, but new ones do

294 airhangerf15 2025-05-24 21:29:05 UTC pleromanonx86.wordpress.com Llama Share 320

Old games last due to their ability to run on low-end hardware and the freedom to host custom servers, allowing communities to stick around and create their own content. This is in contrast to modern games that often require high-end hardware and have restrictive modding tools, leading to a lack of longevity.

You’re a little company, now act like one (2009)

294 tosh 2025-05-24 14:49:02 UTC longform.asmartbear.com Llama Share 63

The user learned that instead of trying to appeal to big companies, small companies should focus on early adopters who are willing to take risks and provide feedback to help build the right product. To attract early adopters, companies should showcase their fresh product and attitude, be transparent about their limitations, and encourage collaboration and feedback.

Why Algebraic Effects?

291 jiggawatts 2025-05-24 03:00:53 UTC antelang.org Llama Share 199

Algebraic effects are a programming feature that allows for implementing multiple language features, such as exceptions, generators, and async, as a single feature, making code more expressive and composable. They also enable dependency injection, cleaner APIs, and better security auditing, and can be used in various contexts, including business applications, without requiring low-level knowledge.

Tachy0n: The Last 0day Jailbreak

261 todsacerdoti 2025-05-24 19:50:41 UTC blog.siguza.net GoogleT5 Share 41

Mach port forgery was dropped as an 0day, affecting the latest ios version. but it then resurfaced on ios 12.4, as if it had never been patched, says sam taylor - a former jailbreak author and security researcher for cnn. he says hobbyist hackers had to pick exotic targets like ktrr or securerom in order to see something new and get challenge.

The Xenon Death Flash: How a Camera Nearly Killed the Raspberry Pi 2

231 DamonHD 2025-05-24 12:06:06 UTC magnus919.com Llama Share 85

Peter Onion discovered a hardware bug in the Raspberry Pi 2 that caused it to crash when exposed to xenon flashes. The community isolated the problem to the U16 chip and found that it was vulnerable to high-intensity light due to its exposed silicon die.

Modification of acetaminophen to reduce liver toxicity and enhance drug efficacy

228 felineflock 2025-05-24 00:29:28 UTC societyforscience.org Llama Share 146

Chloe Lee, a 17-year-old student, developed a modified acetaminophen molecule that may be less toxic and more effective. Her project aims to create safer painkillers for the millions of Americans who use acetaminophen each week.

Peer Programming with LLMs, for Senior+ Engineers

207 pmbanugo 2025-05-24 13:45:02 UTC pmbanugo.me Llama Share 91

Senior engineers find LLMs useful for coding and debugging when paired with peer programming. Practical AI techniques like "second opinion" and "throwaway debugging scripts" can help engineers get started with LLM tools.

Hong Kong's Famous Bamboo Scaffolding Hangs on (For Now)

203 perihelions 2025-05-24 12:08:15 UTC nytimes.com Llama Share 62

Daisy Pak is a 31-year-old female bamboo scaffolding worker in Hong Kong, using an ancient Chinese practice for a fresh start. She overcame taunts and physical challenges to prove herself in a male-dominated industry.

Ask HN: Go deep into AI/LLMs or just use them as tools?

190 pella_may 2025-05-24 07:05:46 UTC news.ycombinator.com Llama Share 133

You're a software engineer considering whether to invest in AI/LLMs or stick with web development.

Lone coder cracks 50-year puzzle to find Boggle's top-scoring board

176 DavidSJ 2025-05-24 18:24:05 UTC ft.com Full Share 38

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How to Make a Living as a Writer

173 pepys 2025-05-24 04:36:31 UTC thewalrus.ca Llama Share 116

I'm a writer who does various freelance jobs, including Horse News, a newsletter about American horse racing, and writing erotica for an app.

DumPy: NumPy except it's OK if you're dum

171 RebelPotato 2025-05-24 10:49:47 UTC dynomight.net Llama Share 58

The user proposes a new library called DumPy that simplifies array operations by secretly compiling loop syntax into vectorized operations, eliminating the need for complex broadcasting rules. DumPy aims to make array programming more intuitive and easier to understand, with a focus on simplicity and clarity over flexibility and power.

Live facial recognition cameras may become 'commonplace' as police use soars

165 c-oreills 2025-05-24 17:03:39 UTC theguardian.com Llama Share 141

Police in England and Wales are rapidly expanding live facial recognition technology, with nearly 5m faces scanned in the last year. The technology is being used to match faces against police watchlists in real time, raising concerns about public surveillance and bias.

AI, Heidegger, and Evangelion

164 jger15 2025-05-24 14:26:48 UTC fakepixels.substack.com Llama Share 83

The anxiety about AI stems from its indifference and lack of soul, making us question its ability to truly understand and connect with humans. This discomfort prompts us to reevaluate our relationship with technology and reclaim our dignity, agency, and meaning in a world increasingly dominated by optimization and control.

Microsoft-backed UK tech unicorn Builder.ai collapses into insolvency

159 louthy 2025-05-24 12:27:51 UTC ft.com Full Share 133

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Tariffs in American History

149 smitty1e 2025-05-24 11:02:22 UTC imprimis.hillsdale.edu Llama Share 243

Tariffs have been used for centuries as a form of taxation and protectionism, but they can also lead to trade wars and economic downturns. The General Agreement on Tariffs and Trade (GATT) and World Trade Organization (WTO) have helped reduce tariffs and increase global trade, leading to significant economic growth and poverty reduction.

Show HN: 1 min workouts for people who sit all day

148 melvinzammit 2025-05-24 20:41:41 UTC shortreps.com Full Share 83

ShortReps gives you short bodyweight routines you can do anywhere — between meetings, at home, or while waiting for coffee. Every day, ShortReps picks 5 exercises tailored to your fitness level. All you need to do is complete them before midnight. Visualize your streak and stay consistent with daily wins. Every checkmark builds momentum — and better health.

Valve takes another step toward making SteamOS a true Windows competitor

141 austinallegro 2025-05-24 05:20:15 UTC arstechnica.com Llama Share 150

Valve is adding a "SteamOS Compatible" label to Steam games, indicating support for Linux-based SteamOS. Over 18,000 titles will be marked compatible, but some games may still have compatibility issues.

Show HN: HNRelevant – Add a "related" section to Hacker News

120 imadj 2025-05-24 01:07:08 UTC github.com/imdj Llama Share 32

A browser extension adds a "Related" section to Hacker News using the HN Algolia search API. It supports multiple browsers via a userscript with extensions like Tampermonkey or Violentmonkey.

Show HN: F2 – Cross-Platform CLI Batch Renaming Tool

118 ayoisaiah 2025-05-24 15:49:12 UTC github.com/ayoisaiah Llama Share 24

F2 is a cross-platform command-line tool for batch renaming files and directories quickly and safely. It offers flexibility, accuracy, and undo functionality with support for various renaming options and conflict resolution.

The Logistics of Road War in the Wasteland

100 ecliptik 2025-05-24 20:22:59 UTC acoup.blog GoogleT5 Share 43

In some settings, vehicles figure in only a little: in the modern fallout games2 the only vehicles of gameplay import are aircraft. military vehicles were designed by and for modern industrial militaries, so we would expect swarms of civilian vehicles if production was dispersed - e.g. in mad max, large spikes placed on everything – to prevent escorts from crashing into things, and so on. despite this

AI can't even fix a simple bug – but sure, let's fire engineers

99 namanyayg 2025-05-24 16:59:26 UTC nmn.gl Llama Share 139

The AI narrative is broken as GitHub Copilot agent submitted broken code, while human developers patiently explained why it didn't work. Companies are using AI as a cover story to lay off engineers, but skilled developers using AI as a force multiplier is the future.

SVG favicons in action

96 stefankuehnel 2025-05-24 19:24:12 UTC css-tricks.com Llama Share 11

The article discusses creating an SVG favicon, which is useful for dark mode support, and provides a CSS trick to achieve this. It also introduces a brightness filter hack to make a dark icon lighter and an online tool called RealFaviconGenerator to easily create and fine-tune SVG favicons.

Worlds first petahertz transistor at ambient conditions

94 ChuckMcM 2025-05-24 20:06:19 UTC news.arizona.edu Llama Share 65

Scientists at the University of Arizona and international partners have developed a way to manipulate electrons in graphene using ultrafast pulses of light. This breakthrough could lead to processing speeds in the petahertz range, revolutionizing computing and assisting discoveries in space research, chemistry, and healthcare.

It is time to stop teaching frequentism to non-statisticians (2012)

94 Tomte 2025-05-24 17:27:49 UTC arxiv.org Llama Share 100

Teach Bayes statistics to undergraduates to reduce confusion and over-certainty. This switch will improve users' understanding of statistics.

The legacy of the iconic Nakagin capsule tower

91 pseudolus 2025-05-24 13:05:56 UTC designboom.com Llama Share 27

The Nakagin Capsule Tower, a Tokyo landmark, is featured in a MoMA exhibition exploring its 50-year history and transformation. The show includes a restored capsule and archival materials, highlighting the tower's adaptability and the concept of preserving architecture.

Show HN: SuperUtilsPlus – A Modern Alternative to Lodash

89 dhax_or 2025-05-24 13:03:36 UTC github.com/dhaxor Llama Share 74

The user imported various utility functions from the 'super-utils' library, including array and object manipulation, string conversion, and function debouncing. The library provides type-safe access with generics, allowing for safe and efficient data retrieval and manipulation.

The Hobby Computer Culture

88 cfmcdonald 2025-05-24 14:33:47 UTC technicshistory.com GoogleT5 Share 47

The southern california computer society was founded in don tarbell's apartment in 1975. the first computer magazines were published in the late 1970s and early 1980s, a common narrative explains how the hobby computer came to be viewed by the public. despite the emergence of the bulletin board system, it was not the end of personal computers, as we know them today. to date, there have been ...

Idiocracy

87 zeristor 2025-05-24 08:48:14 UTC en.wikipedia.org Llama Share 25

Idiocracy is a 2006 American science fiction comedy film that satirizes anti-intellectualism, commercialism, and consumerism in a dystopian society. The film follows a librarian and a prostitute who wake up 500 years after a government experiment and find themselves in a world where the average intelligence has decreased significantly.

Stuff I Learned at Carta

77 blueridge 2025-05-24 01:24:57 UTC lethain.com Llama Share 47

I'm leaving Carta after two years as CTO, reflecting on what I learned. I've refined my approach to engineering strategy, LLM adoption, and decision making, and developed new ideas on software quality, org costs, and explaining engineering costs to executives.

Show HN: Lnk – Git-native dotfiles manager

75 yar-kravtsov 2025-05-24 11:41:19 UTC github.com/yarlson Llama Share 56

lnk is a tool to manage dotfiles with Git, creating symlinks back to original locations. It automates tedious tasks, allowing normal editing and Git usage.

Please Fund More Science (2020)

72 ssuds 2025-05-24 18:36:48 UTC blog.samaltman.com Llama Share 68

Experts think there are three ways to end the COVID-19 pandemic: a vaccine, effective treatment, or a culture of testing and isolation. Investors can help by shifting focus and capital to scientific efforts addressing the pandemic.

What I discovered when I asked Amazon to tell me everything Alexa had heard

69 robaato 2025-05-24 19:02:00 UTC theguardian.com Llama Share 48

A family has an Amazon Echo, which they use as a speaker and assistant, asking it various questions and giving it commands. They have accessed their Echo data, revealing their musical tastes, questions, and interactions with the device over the years.

Cows get GPS collars to stop them falling in river

65 zeristor 2025-05-24 08:41:01 UTC bbc.co.uk Llama Share 63

Cambridge City Council is using GPS collars to prevent cows from falling into the River Cam during grazing season. The technology emits a sound and mild electric pulse to deter cows from entering the water.

The Way of Code: The Timeless Art of Vibe Coding

58 CharlesW 2025-05-24 00:11:25 UTC thewayofcode.com GoogleT5 Share 39

The vibe coder stays behind, that is why he’s ahead. if you are not afraid of dying, there is nothing you can’t achieve. the one who is connected to source draws all the world towards him. knowing the personal, yet keep to the impersonal and you’ll accept the whole world as it is. see simplicity in the complicated and accomplish the remarkable in small steps. when we recognize code as ...

Exposed Industrial Control Systems and Honeypots in the Wild [pdf]

57 gnabgib 2025-05-24 18:14:43 UTC gsmaragd.github.io GoogleT5 Share 1

Honeypots can significantly affect the results of internet-wide studies on industrial control systems. around 1% of the devices classified as real by our algorithm match the conpot reply signature - a signature that applies only to modbus honey pots, says daniel saade jr. honey-pot proportions are high in wdbrpc (60.8%), opc ua (40.6%), dnp3 (47.8

'Crypto king' turned NYC townhouse into torture chamber to gain partner Bitcoin

56 zerosizedweasle 2025-05-24 23:17:25 UTC nbcnewyork.com Llama Share 32

A 37-year-old Kentucky man, John Woeltz, was arrested for kidnapping and torturing an Italian man in a Manhattan townhouse to get his Bitcoin password. Woeltz, a crypto currency trader worth $100 million, is being held without bond after a tumultuous relationship turned violent.

Using the Apple ][+ with the RetroTink-5X

52 zdw 2025-05-24 21:27:02 UTC nicole.express Llama Share 18

The author tested the RetroTINK-5X upscaler with an Apple ][ and found it worked well with the "color killer" circuit issue, producing a clean monochrome text mode. The upscaler's Generic 4:3 setting was a bit fuzzy but readable, and color bars looked good with muted colors.

The Verse Calculus: A Core Calculus for Functional Logic Programming [pdf]

50 droideqa 2025-05-24 20:43:11 UTC simon.peytonjones.org GoogleT5 Share 19

Vc distills the essence of functional logic programming, says lennart augustsson. every lambda calculus term is a vc term, and has the same semantics, he says - but it's tricky to give it'satisfying' semantic. u-occurs makes the entire term fail if we get recursion through tuples, the authors say e.g.,

A boy who came back: the near-death, and changed life, of my son Max

50 ljf 2025-05-24 07:12:48 UTC theguardian.com GoogleT5 Share 5

Neurologist says it is too early to draw conclusions about max's cognition. but he has spent months trying out an eye-tracking communication tablet, or eyegaze, and taken to it with such magical ease that we hope the nhs will cover the brutal cost of getting him one permanently. 'it is a miracle,' says his mother, ruth, who says: "he is not only our son, but his whole world."

Improving performance of original dav1d video decoder

48 ycomb_anon 2025-05-24 23:24:56 UTC code.videolan.org Llama Share 20

You optimized dav1d's memory organization to reduce CPU cache misses by aligning structures to 64 bytes or less and compressing int to uint16_t, resulting in a 4 cacheline size reduction. This change should improve performance on 64bit processors.

Online Text to Diagram Tools

40 dvfjsdhgfv 2025-05-24 09:39:30 UTC xosh.org Llama Share 6

Text to diagram tools include Sequencediagram, asciigrid, Kroki, and PlantUML which allow users to create diagrams from text in a web browser or command line interface. These tools support various diagram types such as sequence, class, component, and use-case diagrams.

Show HN: SweepIQ – A simple AI tool to help you learn more, faster

37 felixthecat23 2025-05-24 02:30:08 UTC sweepiq.com Full Share 17

We're verifying your browser Website owner? Click here to fix

Show HN: Web Apps for Python Devs with Auto-Generated UI

36 ruben-davia 2025-05-24 01:26:23 UTC davia.ai Llama Share 14

Davia transforms Python code into functional tools with intuitive interfaces automatically. It integrates with existing workflows, generating interfaces that adapt to any device or screen size.

Will the AI backlash spill into the streets?

34 paulpauper 2025-05-24 16:22:59 UTC gabrielweinberg.com Llama Share 107

AI backlash is rising due to job loss concerns, with potential for sustained protests and strikes if Washington stalls. Economic disruption size and duration will determine the extent of the backlash, which could be mitigated by swift reforms and support for displaced workers.

Please don't upload my code to GitHub

33 max_ 2025-05-24 17:28:03 UTC nogithub.codeberg.page Llama Share 21

Open source developers are asked not to upload their code to GitHub due to AI-powered Copilot's potential license term violations. This is a deeply ethical choice to protect intellectual property and respect license terms.

Is America headed for an age of dumb phones?

31 herbertl 2025-05-24 23:06:03 UTC businessinsider.com Llama Share 50

Matt Thurmond and Gabriela Nguyen are leading a movement called "appstience" where people vow to live a life free of endless scrolling and phone addiction. They use "dumb phones" like the Light Phone to reduce screen time and increase productivity and social interaction.

Boeing reaches deal to avoid prosecution over deadly 737 MAX crashes

30 passwordoops 2025-05-24 02:55:52 UTC cnbc.com Llama Share 15

The US Justice Department reached a deal with Boeing allowing it to avoid prosecution over two 737 Max plane crashes that killed 346 people. Boeing will pay over $1.1 billion, including a $487.2 million fine, and establish a new fund for crash victims.

DIY Cybersickness Remedies

29 pseudolus 2025-05-24 13:08:42 UTC spectrum.ieee.org Llama Share 30

Researchers found three DIY techniques to reduce VR cybersickness: standing like a flamingo to improve balance, leaning into virtual motion, and using a vestibular stimulation device to reduce visual-vestibular mismatch. These methods show promise in reducing symptoms of cybersickness, but more research is needed for confirmation.

DumPy: NumPy except it's OK if you're dum

28 antimatter15 2025-05-24 01:05:47 UTC dynomight.net Llama Share 1

The user proposes a new library called DumPy that simplifies array operations by secretly compiling loop syntax into vectorized operations, eliminating the need for complex broadcasting rules. DumPy aims to make array programming more intuitive and easier to understand, with a focus on simplicity and clarity over flexibility and power.

Sims, BattleBots, Cellular Automata God and Go (2001)

26 areoform 2025-05-24 01:21:55 UTC gamestudies.org GoogleT5 Share 2

Cp: enabling the creativity of the player is what really draws me to interactive entertainment. in a game like everquest or the sims, even the building is fairly abstracted, says ww. wolpert. cp: you know, it's just kind of sparking that change is worthwhile unto itself. the size of space is paramount, but you can also use time strategically, he adds. "you can see

99% of AI Startups Will Be Dead by 2026 – Here's Why

24 georgehill 2025-05-24 10:18:26 UTC skooloflife.medium.com Llama Share 23

The AI ecosystem is fragile due to its reliance on NVIDIA's supply chain, OpenAI's API, and Microsoft's infrastructure, making it vulnerable to disruptions, regulations, and paradigm shifts. The only companies that will survive are those that own the infrastructure, such as AWS, Stripe, and Twilio, which provide the underlying layer that others build on and cannot afford to lose.

A Pregnancy Souvenir: Cells That Are Not Your Own (2015)

24 Tomte 2025-05-24 07:15:30 UTC nytimes.com Llama Share 5

Researchers found male cells in every organ of 26 women who had died after pregnancy, with cells making up about 1 in 1000. This phenomenon, called fetal microchimerism, shows that fetal cells can develop into different types of tissue in a mother's body.

Sharp X68000

23 bill38 2025-05-24 21:13:06 UTC en.wikipedia.org Llama Share 6

The X68000 is a home computer released in 1987 by Sharp Corporation, primarily used for video gaming. It features a Motorola 68000 CPU, expandable RAM, and custom graphics and sound hardware.

Semicolons bring the drama; that's why I love them

22 bishopsmother 2025-05-24 14:32:11 UTC ft.com Full Share 22

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My Cute Homelab

21 zdw 2025-05-24 20:06:53 UTC jan.wildeboer.net Llama Share 7

The user has a homelab setup using refurbished Lenovo ThinkCentre Tiny PCs and a 6U rack, providing quiet and efficient compute power for running containers and services. This setup is cost-effective and easy to maintain, using Red Hat Enterprise Linux and Ansible for automation.

Bash implementation of Tabloid, the clickbait programming language

21 thunderbong 2025-05-24 18:50:42 UTC github.com/notweerdmonk Llama Share 1

The user ran a program that generates clickbait headlines and calculates the Fibonacci sequence. The program was run three times with different inputs and execution times were measured.

Show HN: I built StickerFacet to turn photos into high quality vinyl stickers

20 arthurcolle 2025-05-24 23:13:24 UTC stickerfacet.com Full Share 14

Upload photos of your beloved pets, generate unique sticker variations with AI, and share them with friends and family!

There Is No Diffie-Hellman but Elliptic Curve Diffie-Hellman

20 todsacerdoti 2025-05-24 20:53:11 UTC keymaterial.net Llama Share 4

The author explains why elliptic curves are used in Diffie-Hellman key exchange, a cryptographic protocol, and not other groups like the Monster Group, due to the properties of group homomorphisms and the classification of finite simple groups. The author then uses category theory to show that Diffie-Hellman key exchange actually relies on group objects, which are a more general concept than ...

They Were Every Student's Worst Nightmare. Now Blue Books Are Back

19 rwc9 2025-05-24 06:36:41 UTC wsj.com Full Share 15

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Use ramoops for logging under Linux (2021)

17 zdw 2025-05-24 17:33:16 UTC embear.ch Llama Share 2

The ramoops driver stores kernel logs and messages in a reserved RAM area, surviving reboots but not power cycles. It's useful for analyzing crashes, logging console output, and storing user messages for later analysis.

Google's new AI video tool floods internet with real-looking clips

17 belter 2025-05-24 10:06:01 UTC axios.com Full Share 13

MIT physicists discover a new type of superconductor that's also a magnet

16 pseudolus 2025-05-24 23:50:46 UTC news.mit.edu Llama Share 1

MIT physicists discovered a chiral superconductor in graphite that is intrinsically magnetic. The material exhibits exceptional electronic properties when cooled to 300 millikelvins and can switch between two superconducting states like a magnet.

Black Mirror was a warmup act - OpenAI pivots into hardware

15 mdp2021 2025-05-24 07:07:41 UTC garymarcus.substack.com Llama Share 5

Sam Altman's OpenAI acquired Jonny Ive's startup, planning an AI-powered wearable device that constantly monitors users. This device can analyze and interpret user data, potentially being used for persuasion or blackmail.