Japan develops a method to recover up to 90% of lithium from used EV batteries

509 donohoe 2026-07-14 02:42:56 UTC tech.supercarblondie.com Qwen Share 128

Japanese scientists developed a 90% lithium recovery method from EV batteries using lithium hydroxide, surpassing traditional 50% rates and cutting emissions by 40%. This innovation could reduce Japan's mineral imports, stabilize supply chains, and scale globally by 2035, despite current low recycling rates needing improvement.

Alternative(s) to run CUDA on non-Nvidia hardware

45 alok-g 2026-07-14 08:42:56 UTC hpcwire.com Qwen Share 20

A security service blocked your action due to potential threats like specific phrases, SQL commands, or malformed data. Contact the site owner with your activity details and the Cloudflare Ray ID for resolution.

Australian energy retailers must provide three hours of free daytime electricity

115 i2oc 2026-07-14 04:42:56 UTC lenergy.com.au Qwen Share 168

From July 2026, NSW, SA, and SE Queensland households with smart meters can access three hours of free midday electricity daily via the Solar Sharer Offer, capped at 24 kWh to ensure fairness. The scheme, designed to offset solar surplus, allows renters and non-solar users to save up to $1,100/year by shifting energy use to free windows, with automation maximizing savings.

The git history command

315 turbocon 2026-07-14 01:42:56 UTC lalitm.com Qwen Share 180

The user struggles with Git's complex parallel workflows and explores jj but finds Git's new `history` commands (fixup, reword, split) promising for painless history rewriting without switching tools. While limited by merge conflicts and stateful operations, these atomic, branch-aware features reduce the need for jj's advanced conflict handling, offering incremental improvements within Git's ecosystem.

Indian scientists produce most detailed 3D atlas of the human brainstem

59 BaudouinVH 2026-07-14 07:42:56 UTC bbc.com Qwen Share 4

Scientists at IIT-Madras created Anchor, a detailed 3D brainstem atlas linking MRI and cellular data, offering insights into neurological disorders. By mapping 200+ cell clusters affordably, it bridges macro and micro brain studies, aiding disease research and surgery.

YouTrackDB is a general-use object-oriented graph database

126 gjvc 2026-07-14 03:42:56 UTC github.com/jetbrains Qwen Share 39

YouTrackDB, a JetBrains-developed object-oriented graph database, offers O(1) link traversal, ACID transactions, and supports Gremlin/YQL for queries. Join their Zulip community or use Maven/Docker for installation to leverage its production-ready, secure, and scalable design.

Building and shipping Mac and iOS apps without opening Xcode

482 speckx 2026-07-13 18:42:56 UTC scottwillsey.com Qwen Share 205

Use Xcode's CLI tools (xcodebuild, notarytool) and XcodeGen to automate Mac/iOS app builds, avoiding Xcode GUI entirely via scripts like release.sh. LLMs like Claude Code streamline setup, handle certificate management, and generate workflows for signing, notarization, and deployment without manual GUI steps.

Fundamentals of Wireless Communication (2005)

137 teleforce 2026-07-14 02:42:56 UTC web.stanford.edu Qwen Share 5

This textbook offers a unified wireless communication foundation, covering MIMO, OFDM, and CDMA with real-world examples, aimed at graduate students and engineers. It includes exercises, instructor resources, and is adopted globally by universities and institutions, with authors offering short courses.

How to build a circular LCD clock

85 birdculture 2026-07-14 02:42:56 UTC blinry.org Qwen Share 32

Built a 7-inch LCD wall clock with Raspberry Pi 3B+, featuring multi-touch, custom clock faces, and software-controlled brightness. Used HDMI/USB for connectivity, resolved power issues with official Pi supply, and added Swiss railway clock functionality with automatic day/night dimming.

Notable Knot Index (2016)

6 surprisetalk 2026-07-14 09:42:56 UTC knots.neocities.org Full Share 0

Got comments, knots, requests or ideas? I'm always looking for the best knots and new knots. Contact me!

Just Let Me Write Digits

37 brandon_bot 2026-07-14 06:42:56 UTC gendx.dev Qwen Share 5

The Swiss AGOV login system's registration failed for the author due to a keyboard layout bug causing verification code input errors, exposing accessibility flaws. Limited support channels and delayed source code disclosure worsened the issue, highlighting challenges in digital identity systems.

Zero Knowledge Tolstoyan Art

24 max-amb 2026-07-14 07:42:56 UTC max-amb.github.io Qwen Share 7

The author compares Tolstoyan art to zero-knowledge proofs (ZKPs), arguing both transmit truths without revealing secrets: art evokes shared feelings without exposing the artist's original experience, while ZKPs verify claims without disclosing underlying data. Both rely on sincerity and conceal the source of the conveyed truth.

The Economics of Recursive Self-Improvement [pdf]

100 apsec112 2026-07-14 01:42:56 UTC elasticity.institute Qwen Share 37

The study models AI's recursive self-improvement through feedback loops, showing current acceleration is insufficient but improving. They use elasticity-based graphs to analyze factors like algorithmic efficiency and bottlenecks, distinguishing narrow vs. broad capabilities.

An Englishwoman who sketched India before photography took hold

160 1659447091 2026-07-13 23:42:56 UTC bbc.com Qwen Share 50

Emily Eden, a 19th-century British artist, captured India's diverse people and landscapes in detailed sketches during her 1830s travels, later published and exhibited in Delhi. Her work, blending colonial context with cultural observation, remains a rare artistic record of India's pre-Victorian era.

Satellite Tracker – Live Map of Starlink and 30k Satellites

95 rolph 2026-07-14 02:42:56 UTC satellitemap.space Full Share 46

Track satellites in real-time on an interactive 3D map. See Starlink trains, space stations, rocket bodies, and satellite passes visible from your location.

Is x86 ready to ACE it?

83 mfiguiere 2026-07-14 01:42:56 UTC chipsandcheese.com Qwen Share 14

Intel's AMX and ACE extensions optimize CPU matrix operations for ML via tile registers and outer product instructions, contrasting Arm's SME, which uses scalable vectors and distinct scaling methods, differing in data handling and hardware design approaches.

MorphoHDL: A minimalistic language for growing circuits

74 jacktang 2026-07-14 01:42:56 UTC paradigms-of-intelligence.github.io Full Share 8

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World-First 'Super Alloy' Could Transform the Way Metals Are Made

70 tejohnso 2026-07-14 00:42:56 UTC sciencealert.com Qwen Share 40

Scientists developed a new alloy-making method using low-temperature baking, creating a super-strong material twice as strong as steel. The self-organized atomic structure offers scalable, defect-free alloys with potential for aerospace and energy sectors.

Understanding the Go Runtime: Profiling

7 valyala 2026-07-14 08:42:56 UTC internals-for-interns.com Prefix Share 5

In the previous article we took apart the reflect package and found that its magic is mostly the compiler leaving very good notes — type descriptors frozen into read-only data at build time, and a package that knows how to walk them. The whole article was about reading metadata that was already sitting in memory before main even started. Today we shift the perspective. Profiling is the ...

The infinite scroll may become endangered if controversial Calif. law passes

175 Stratoscope 2026-07-13 19:42:56 UTC sfgate.com Full Share 301

A required part of this site couldn’t load. This may be due to a browser extension, network issues, or browser settings. Please check your connection, disable any ad blockers, or try using a different browser.

Writing a bindless GPU abstraction layer

54 surprisetalk 2026-07-14 03:42:56 UTC kevin-gibson.com Qwen Share 7

Loon GPU is a simplified graphics API built on Vulkan and Metal, using GPU pointers and eliminating buffer objects to reduce complexity. It faces shader compilation and cross-platform challenges but aims to streamline GPU programming by abstracting low-level details, remaining experimental with ongoing improvements.

Our Amish Language

55 NaOH 2026-07-14 02:42:56 UTC thedial.world Qwen Share 34

The Amish community's modernization has eroded Pennsylvania Dutch, driving my oral history project to document linguistic and cultural shifts. Intergenerational changes, English integration, and evolving identities reveal a complex transition from tradition to contemporary life.

Two Case Studies of NaN

8 theanonymousone 2026-07-14 08:42:56 UTC sebsite.pw Qwen Share 5

IEEE-754 NaN's non-reflexivity breaks language design assumptions, causing unexpected behavior in Python's identity-based equality and Lua's for-loops, with similar issues in Go's map keys.

Jektex 0.2.0 – A Jekyll plugin for LaTeX rendering is now ~10x faster

20 yagarea 2026-07-14 06:42:56 UTC github.com/yagarea Qwen Share 1

Jektex is a Jekyll plugin for fast LaTeX rendering with server-side caching, macros, and KaTeX support, preserving Markdown/HTML structure. It configures cache, ignores files, and processes formulas in display/inline modes using kramdown conventions, handling HTML blocks and offering customizable KaTeX options.

Nokia’s years of mobile-phone supremacy ended in an afternoon

127 jruohonen 2026-07-13 16:42:56 UTC spectrum.ieee.org Qwen Share 94

Nokia rose to dominance in the 1990s-2000s with iconic, durable phones like the 3310 and 1100, known for innovations like internal antennas and Snake games. Despite early recognition of the iPhone threat, delayed touchscreen adoption and strategic missteps led to its decline, culminating in a 2013 Microsoft acquisition.

Two Case Studies of NaN

20 ryantsuji 2026-07-14 05:42:56 UTC sebsite.pw Qwen Share 5

IEEE-754 NaN's non-reflexivity breaks language design assumptions, causing unexpected behavior in Python's identity-based equality and Lua's for-loops, with similar issues in Go's map keys.

Linux 0.11 rewritten in idiomatic Rust, boots in QEMU

107 arto 2026-07-13 20:42:56 UTC github.com/poseidon-fan Qwen Share 96

linux-0.11-rs rewrites Linux 0.11 in Rust, booting on i386 QEMU with a Unix userland. It offers idiomatic Rust abstractions, processes, virtual memory, Minix filesystem, and tools for building bootable images.

What are Forward Deployed Engineers, and why are they so in demand? (2025)

66 saisrirampur 2026-07-13 23:42:56 UTC newsletter.pragmaticengineer.com Qwen Share 70

Forward Deployed Engineers (FDEs) are emerging as a critical hybrid role in AI startups, blending software engineering, sales, and platform work to integrate AI solutions, originating from Palantir and now adopted by companies like OpenAI and Ramp. FDEs bridge customer needs and product development by embedding with clients, contributing to core engineering, and driving innovation through ...

Linux on the Sega 32X. Who needs hardware synchronization primitives anyway?

135 cakehonolulu 2026-07-13 18:42:56 UTC cakehonolulu.github.io Qwen Share 28

The author ported Linux to the Sega 32X to enhance board bringup skills, overcoming hardware limitations via SDK examples, FPGA flash carts, and custom synchronization solutions like Peterson's algorithm. Challenges included cross-compilation fixes, memory constraints, and implementing inter-CPU communication, resulting in a functional albeit slow Linux system with a console display.

SalesPatriot (YC W25) Is Hiring Full Stack Engineers (SF)

0 2026-07-13 21:42:56 UTC jobs.ashbyhq.com Qwen Share

Replacing outdated systems with an AI-native platform for defense/aerospace supply chains, this role involves building integrated systems with legacy environments. Senior Software Engineers need full-stack project experience, SQL proficiency, and problem-solving skills to drive autonomous operations.