Semaglutide linked to lower predicted dementia risk

Cultivating a state of mind where new ideas are born (2023)

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The author discusses the importance of solitude and isolation for creative individuals, citing examples from mathematician Alexander Grothendieck and filmmaker Ingmar Bergman. They argue that this state allows for a heightened sensitivity to new ideas and a freedom from social pressure.

AI Isn't Outthinking Mathematicians. It's Out-Remembering Them

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AI systems excel in mathematics due to their ability to process and store vast amounts of information, whereas humans are limited by working memory capacity. This allows AI models to generate longer chains of deductions and explore multiple possibilities more efficiently than humans can.

At-home test for infected ticks could improve Lyme Disease diagnosis

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The US experiences a significant number of tick-borne illnesses, with over 31 million Americans affected annually. Lyme disease is the most common diagnosis, with an estimated 476,000 patients treated each year.

Geek Fighter – 2d fighter game

Geek Fighter — an original pocket-sized retro browser brawler.

RISC-V: They Should Have Known Better

https://dmitry.gr/images/rv-BatLight.jpg
RISC-V's design is flawed due to its excessive optionality, leading to a lack of coherence and consistency across the architecture. This makes it difficult for developers to write code that works on all RISC-V cores, resulting in fragmentation and wasted time debugging issues.

Auto-research with codex: How I achieved a 232x Faster Kernel

https://bear-images.sfo2.cdn.digitaloceanspaces.com/sankalp/codex-image-1.webp
The author participated in a GPU Mode contest to implement batched square compact-Householder QR factorization, achieving a 232x speedup over the baseline solution. They used blocked Householder and WY updates to optimize performance on NVIDIA B200 GPUs.

Digital Signal Processing Pioneer Bede Liu Dies at 91

https://spectrum.ieee.org/media-library/portrait-of-an-elderly-asian-man-softly-smiling-in-a-suit-jacket-and-tie.jpg?id=67609508&width=1200&height=750
Liu was widely regarded as one of the founders of modern digital signal processing, a field that applies mathematical algorithms to analyze, modify, and transmit signals including sound, images, and video. The IEEE Life Fellow taught electrical engineering at Princeton for more than 50 years. From 1994 to 1997, he chaired the university’s electrical and computer engineering department. Liu’s ...

Abdominal Fat Predicts Heart Disease Risk Better Than BMI

https://www.acc.org/-/media/9E7FA8BE7B44449AB9993CC9237EF455.png
A study shows waist circumference and WHR better predict cardiovascular risk than BMI alone. Central adiposity, even in normal BMI individuals, significantly increases disease risk.

A Spectre Is Haunting Unicode

https://www.dampfkraft.com/by-id/a824aa10/img/ghostcanvas.l.jpg
The JIS X 0208 encoding was established in 1978 with added characters that later became known as ghost characters, which had no obvious sources. An investigation in 1997 discovered the origins of most ghost characters, including some being mistakes during cataloging and others having unclear or misread sources.

Working with AI Feels More Like Leadership Than Coding

The author reflects on the shift from treating AI like a compiler to collaborating with it, recognizing that good leaders share context and explain desired outcomes. Effective use of AI requires expressing intent beyond just giving instructions.

Pizza Box Project Stack

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The author created a paper-based project tracker inspired by Ratfactor's idea, using three stacks: blanks, tasks, and finished. They found it helpful for offloading mental tasks and retaining autonomy while keeping use-friction low.

Voltair (YC W26) Is Hiring a Test Flight Engineer

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Voltair is building a distributed drone network for earth observation, focusing on power utilities. They're seeking a Flight Test Engineer to validate test fixtures and deploy drones for customer contracts within 90 days of arrival.

2D Gaussian Splatting for Bézier Spline Line Art Vectorization

A new state-of-the-art method for line art vectorization is introduced using recent advances in depth prediction and semantic feature extraction models. The proposed approach achieves high-quality results that align with artistic intent, while being fast and compatible with user input.

Show HN: Eigendrum - Draw any shape and hear what it sounds like as a drum

https://eigendrum.com/docs/hero.png
Eigendrum is a software that solves the eigenvalue problem for drum shapes, allowing users to create and play custom drums. It uses numerical methods to find the frequencies of standing waves within a given shape.

The other Sean Byrne doesn't exist

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The author's name was incorrectly matched to a U.S. government restricted-party list, causing him to be denied access to the App Store Connect and other services. The match appears to be due to a fabricated identity used by an Irish aircraft-parts company in 2009.

The mathematical beauty of hyperbezier curves

https://linebender.org/blog/hyperbezier/log_aesthetic_evolutes.svg
A new curve family, the hyperbezier, is proposed as a potential successor to cubic Béziers in 2D vector graphic design. The hyperbezier has smoother curvature variation and can represent higher-tension regions with large curvature peaks.

BriskDB

https://raw.githubusercontent.com/schapman1974/briskdb/main/docs/assets/briskdb-demo.gif
BriskDB is an alpha SQLite fork that adds parallel writes, PostgreSQL compatibility, and embedded Rust/Python APIs to ordinary SQLite files. It provides a responsive read-only data browser and supports various protocols like HTTP, PostgreSQL, MySQL, and MongoDB.

Something Nobody Told You About the Image Element (It Can Overflow)

https://i0.wp.com/master.dev/blog/wp-content/uploads/2026/07/geP_asdr.png?resize=599%2C408&ssl=1
Adding images to a website is a pretty straightforward task. You grab your link, and you summon the image element like below: What if I tell you that the most common element is hiding some secrets? You have been working with images for too long, but you have probably never noticed the little quirks I will show you here. If you inspect the CSS code of an image element, you will notice default ...

A controversial Alzheimer's surgery is said to reverse symptoms

https://media.nature.com/w767/magazine-assets/d41586-026-02448-x/d41586-026-02448-x_53083050.jpg
A Chinese doctor performed a surgery called deep cervical lymphatic-venous anastomosis (dcLVA) to treat Alzheimer's disease, with promising results. The procedure involves connecting tiny lymphatic vessels in the neck to nearby veins, potentially improving brain drainage and clearing waste proteins.

AI in drug discovery — what it is, where we stand and the path forward

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Researchers are using artificial intelligence (AI) to accelerate the discovery of new medicines, with AI models predicting potential drug targets and mechanisms of action. The use of AI in drug discovery is expected to become increasingly important as the pharmaceutical industry faces challenges such as increasing costs and decreasing productivity.

Printytron – Type it. 3D Print it

Tess's Android Wayland Compositor

https://opengraph.githubassets.com/65e20efecc799d497af1317103fa8e06af53a1c7fd015c5913040f05e85ea0ca/wmww/tawc
tawc is a rootless Android app that runs Linux CLI and graphical programs, using its own Wayland compositor and tawcroot for emulation. The project has limitations, including no real sandboxing, desktop GL support, or x86 builds.

The Dutch Community Where People Live on Strips of Land in a Lake

https://s3files.core77.com/blog/images/1843177_81_144869_o4GRl_G_o.jpg
Residents in Loosdrecht, Netherlands live on manmade islands within a lake created by peat mining. These homes were built on leftover strips of land after peat was unloaded and dried.

No-New-Physics Consciousness

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There is a vast literature near the topic of this post, much of which has developed specialized vocabularies and concepts. And I can’t be bothered to master enough of it to make this post match it well. So please try to treat my words here as if their meanings came from other less specialized literatures. Experience - Seen from the inside, a mind is aware of, can reason about, and might even ...

Using GCC's Nested Functions with Wide Pointers and No Trampolines II

GCC now guarantees that nested functions not accessing parent variables don't require trampolines, making it safer. The compiler can also automatically transform code into a form without trampolines using built-in functions and macros.

Yadda 3.0.0: BDD in the Age of AI Agents

Yadda 3 is a Node-only BDD library for JavaScript that maps ordinary language specifications to executable code, with significant updates and improvements. The new version features modernized source code, TypeScript definitions, and support for writing feature specifications in GitHub-flavoured Markdown.

The Color of White Light

https://ludens.cl/photo/spectra/spectrograph.jpg
The author discusses the limitations of color representation in photography and daily life, where light sources can have varying spectral distributions. They built a simple spectrograph to analyze different light sources, including LEDs and incandescent bulbs.

Qwen 3.8 27B

https://cdn-thumbnails.huggingface.co/social-thumbnails/models/Qwen/Qwen3.8-27B-FP8.png
This repository provides FP8-quantized model weights and configuration files for the post-trained Qwen3.8-27B model, offering managed inference without infrastructure maintenance through the Qwen Cloud service. The model supports various tasks, including vision-language understanding, agent execution, and long-horizon agentic tasks.

Möbius Strips and Differential Equations

The article discusses algebraic topology and its importance in modern mathematics. It explores the properties of a Möbius strip, which has only one side, and how this property relates to differential equations. The author uses a power series method to solve a differential equation centered at different points on the complex plane, creating multiple solutions that agree locally but not ...