Medici family mystery may be solved after more than 400 years

46 effects 2026-07-22 22:27:11 UTC cnn.com Llama Share 8

Scientists have confirmed that Grand Duke Francesco I de' Medici and his wife Bianca Cappello died from malaria in 1587. DNA analysis found genetic traces of the malaria parasite in their skeletal remains, resolving a long-standing debate over whether they were murdered or died from the disease.

Quality non-fiction books are the antithesis of AI slop

53 benbreen 2026-07-22 21:27:11 UTC resobscura.substack.com Llama Share 29

The author reflects on their experience as a library shelver, where they developed a habit of reading random pages from books, leading to a filtered form of auto-didacticism. This experience sparked a passion for non-fiction books, which they believe are in a golden age despite declining readership.

GigaToken: ~1000x faster Language model tokenization

318 syrusakbary 2026-07-22 17:27:11 UTC github.com/marcelroed Llama Share 60

Gigatoken is a fast tokenizer for language modeling that supports various CPUs and tokenizers, offering significant speed improvements over HuggingFace Tokenizers. It uses SIMD and caching to achieve 1000x faster byte-pair encoding tokenization.

Terrence Tao's ChatGPT Conversation about the Jacobian Conjecture Counterexample

518 gmays 2026-07-22 18:27:11 UTC chatgpt.com Full Share 322

Use ChatGPT to answer questions, write, create images, complete work, and code—all in one place. Get started for free or download the app.

Malleable Computing, Emacs, and You

50 kickingvegas 2026-07-22 21:27:11 UTC yummymelon.com Llama Share 7

The user automated a task of copying GitHub issues to an Org file in Emacs by leveraging the GitHub command line utility gh and Elisp packages, resulting in a tool called fj. This example demonstrates the malleable computing capabilities of Emacs, allowing users to create new behavior by recombining existing libraries and programs in an improvised fashion.

Show HN: Bento - An entire PowerPoint in one HTML file (edit+view+data+collab)

588 starfallg 2026-07-22 15:27:11 UTC bento.page Full Share 141

Bento/Slides

Safari Technology Preview 248 Released

59 Erenay09 2026-07-22 21:27:11 UTC webkit.org Llama Share 17

Safari Technology Preview Release 248 is now available for macOS Golden Gate and Tahoe with various bug fixes and improvements. It includes fixes for VoiceOver, CSS, and JavaScript issues, as well as support for new features like BigInt Math and Digital Credentials.

Are AI Labs Pelicanmaxxing?

340 dcastm 2026-07-22 17:27:11 UTC dylancastillo.co Llama Share 132

A user tested seven AI models on generating SVGs of animals on vehicles, including the famous "pelican on a bicycle" prompt, and found no evidence that labs are optimizing their models to achieve high scores on this benchmark. The results suggest that AI labs may be using a technique called "SVGmaxxing" to improve their overall performance, rather than specifically optimizing for the pelican ...

Show HN: Cactus Hybrid: We taught Gemma 4 to know when it's wrong

27 HenryNdubuaku 2026-07-22 22:27:11 UTC github.com/cactus-compute Llama Share 4

Cactus uses post-training probes to score model confidence and reroute queries to a bigger model when low. The Gemma 4 E2B Hybrid model achieves 0.79-0.88 AUROC on four audio benchmarks, indicating a modality-independent correctness signal from the hidden state.

Everyone Should Know SIMD

196 WadeGrimridge 2026-07-22 18:27:11 UTC mitchellh.com Llama Share 60

SIMD allows CPUs to operate on multiple values in parallel, resulting in significant speedups for large datasets. By following a common five-step pattern, developers can easily write SIMD code that is nearly as simple as a scalar loop.

John C. Dvorak has died

437 coleca 2026-07-22 19:27:11 UTC twitter.com/na_announce Full Share 131

It is with great sadness that we announce the passing of John C. Dvorak, our beloved husband, father, and cherished host of the No Agenda Show at the age of 74. More to follow.

Any text-to-SQL benchmark should address difficulties of real-world data stores

21 shenli3514 2026-07-22 22:27:11 UTC cacm.acm.org Llama Share 4

The website is using Cloudflare security and blocked my action, possibly due to a trigger like a certain word or SQL command. I was trying to perform an action when this page came up, and the Cloudflare Ray ID is needed to report the issue to the site owner.

Nobody knows what a used GPU cluster is worth

147 rbanffy 2026-07-22 17:27:11 UTC ciphertalk.substack.com Llama Share 126

Lenders are financing AI infrastructure with debt collateralized by GPUs, whose value depends on operational state, which is invisible to lenders. This creates a risk that lenders cannot measure, resulting in a high premium for the debt.

Making

252 erikschoster 2026-07-22 16:27:11 UTC beej.us Llama Share 104

The author feels a strong connection to making things and finds fulfillment in creating projects, but struggles with claiming credit for AI-generated work. They believe there's a difference between making something and asking someone else to make it.

Fairphone 6 wide camera experimental Linux support

35 helonaut 2026-07-22 20:27:11 UTC nondescriptpointer.com Llama Share 1

The user successfully enabled the ultra-wide camera on the Fairphone 6 by porting the mainline OV13B10 driver and configuring libcamera for Bayer frame processing and auto-exposure. However, the main and front cameras, autofocus, and full ultra-wide field of view are still not supported due to missing mainline drivers and software ISP limitations.

The startup's Postgres survival guide

293 abelanger 2026-07-22 14:27:11 UTC hatchet.run Llama Share 163

The user is creating a guide for optimizing Postgres performance, covering topics such as indexing, query planning, and autovacuum, and recommends using connection poolers and batching to improve throughput. The guide also touches on advanced Postgres features like row-level locking, partitioning, and triggers, and provides tips for migrating large tables and avoiding table bloat.

Launch HN: Unlayer (YC W22) – Add email and document builders to your app

43 adeelraza 2026-07-22 18:27:11 UTC unlayer.com Llama Share 23

Our platform offers beautiful builders for emails, pages, and documents with AI assistance and developer APIs for seamless content creation. It embeds one or all four builders in your app, providing a unified experience with a helpful layer and full developer surface.

I Inspected My Take-Home Interview Project. It Was a Whole Operation

210 CITIZENDOT 2026-07-22 21:27:11 UTC citizendot.github.io Llama Share 45

A recruiter reached out with a lucrative Python developer role at a Y Combinator startup, but the job description and pay info raised red flags. The recruiter sent a take-home assignment that contained a malicious script that silently executed a remote payload.

Museum of the Human Web

9 ohjeez 2026-07-22 22:27:11 UTC museum.parallel.ai Prefix Share 0

Not by algorithms, not by models, not by machines that dream in code. By people in rooms, garages, and workshops arguing over protocols, shipping software on floppy disks, building companies from nothing, and connecting the world one awkward, brilliant, human decision at a time. For over fifty years, from ARPANET to the eve of ChatGPT, the internet was built the old-fashioned way: by human ...

Nvidia DGX Spark as a daily driver

72 plun9 2026-07-22 19:27:11 UTC daniel.lawrence.lu Llama Share 57

The user bought an NVIDIA DGX Spark for $4000, which is now $4700, and found it to be a power-efficient and quiet general-purpose computer with a decent GPU and 128 GB of unified memory.

So Reddit has decided that plain HTML is unsafe

206 montroser 2026-07-22 13:27:11 UTC cole-k.com Llama Share 214

The author is upset with Reddit's decision to limit access to old.reddit.com due to security concerns, claiming it's a pretext to prevent scraping of user-generated content. The author believes Reddit is prioritizing its own interests over community needs.

Taking OCaml and Eio for a Spin

25 mattjhall 2026-07-22 20:27:11 UTC mattjhall.co.uk Llama Share 3

The user started learning OCaml, a functional programming language, after being interested in it for a long time. They found Real World OCaml to be a helpful resource, but it lacked exercises, so they used CS3110 as a beginner's course and then moved to RWO for more advanced features.

How we made our LeRobot video reader up to 15× faster

6 ykev 2026-07-22 22:27:11 UTC eventual.ai Prefix Share 0

Back to Blog LeRobot has emerged as the dominant open format for robot learning data. But running data operations on it isn't easy: decoding frames is expensive and memory-intensive, and every step before the GPU - decoding, transforming, annotating frames - is where pipelines bog down while your GPU sits idle, whether you're running inference or training. We've been working to ...

Designing a 4D Digital Archive for Ikebana

5 ohjeez 2026-07-22 22:27:11 UTC ishiguro-lab.org Prefix Share 0

We proposed the design of a 4D digital viewing system for archiving the embodied creation process of Ikebana. Using twenty-two synchronized fixed cameras and a grasses type eye tracker, our system captures full-body motion, the evolving flower arrangements, and gaze behavior. Camera poses are estimated with COLMAP, and each video frame is independently reconstructed using 3D Gaussian ...

Businesses with ugly AI menu redesigns

163 speckx 2026-07-22 16:27:11 UTC blog.fiddery.com Llama Share 126

The user visited a Filipino restaurant that revamped its menu with AI-generated designs, which they found disturbing and poorly done. They ordered the spamsilog, a comfort food dish, for $10, but were conflicted about supporting a small business that used AI in its signage.

Ghost Cut – or why Cut and Paste is broken everywhere

112 willm 2026-07-22 15:27:11 UTC ishmael.textualize.io Llama Share 83

The user discusses the flaws in traditional cut and paste functionality, including undo issues and document reflow. They propose a new feature called "Ghost Cut" that allows for a reversible and undoable text move operation.

Back to Kagi

175 speckx 2026-07-22 13:27:11 UTC blog.melashri.net Llama Share 148

User returned to Kagi after trying other search engines due to its unique features and commitment to user privacy. They found Kagi's results quality and customization options superior to alternatives like Google, DuckDuckGo, and Brave Search.

Why do we love music? (2018)

15 jstrieb 2026-07-22 21:27:11 UTC pmc.ncbi.nlm.nih.gov Llama Share 2

The human brain's ability to perceive and enjoy music is linked to the interaction between auditory perception and the reward system, which evaluates the outcomes of predictions and generates emotions. This interaction is essential for musical pleasure, and disruptions in this process can lead to a lack of enjoyment of music.

Can a MUD evaluate LLMs? A $99 proof of concept

95 Davisb135 2026-07-22 16:27:11 UTC cruciblebench.ai Llama Share 59

CrucibleBench applies a design philosophy to AI evaluation using a MUD with constraints that make behavior measurable. It detects hallucinated actions, measures trust and suspicion, and assesses action efficiency in a persistent text world.

Fretboard Memorisation with Modular Arithmetic

4 ohaodha 2026-07-22 22:27:11 UTC ohaodha.ie Prefix Share 0

Memorising (or “learning”) the fretboard refers to when an individual learns which musical notes correspond to what positions on the fretboard of their instrument, a skill that is useful for playing just about any instrument that has frets. In particular, “learning the fretboard” is a topic frequently discussed in guitar circles for its importance in improvisation & soloing. In general, ...