Models of European metro stations

728 tcumulus 2025-09-14 07:00:44 UTC stations.albertguillaumes.cat Llama Share 156

Cities worldwide have unique metro systems with varying layouts, depths, and transfer station designs, reflecting local geography, history, and planning. Each city's metro system has its own characteristics, such as narrow or wide profile lines, island or side platforms, and different transfer station designs.

Betty Crocker broke recipes by shrinking boxes

561 Avshalom 2025-09-14 21:54:07 UTC cubbyathome.com Full Share 663

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ChatControl update: blocking minority held but Denmark is moving forward anyway

554 nickslaughter02 2025-09-14 19:15:24 UTC disobey.net Llama Share 444

Denmark is moving forward with a proposal despite lack of full support, aiming to convince blocking member states at the Justice and Home Affairs Council meeting. Pressure needs to be kept on media and undecided countries to reconsider their stance.

Repetitive negative thinking associated with cognitive decline in older adults

522 redbell 2025-09-14 11:37:33 UTC bmcpsychiatry.biomedcentral.com Llama Share 230

A cross-sectional study of 424 older adults in Wuhan, China, found that repetitive negative thinking (RNT) is negatively associated with cognitive function, with higher RNT scores linked to lower cognitive scores. The study suggests that RNT may be a modifiable process contributing to cognitive decline, and that older adults aged 60-79 years and with junior high school education or above are ...

Grapevine canes can be converted into plastic-like material that will decompose

382 westurner 2025-09-14 22:15:33 UTC sdstate.edu Llama Share 339

Researchers at South Dakota State University have developed a plastic-like material from grapevine canes that is stronger than traditional plastic and decomposes in 17 days. This eco-friendly material could replace single-use plastic bags and help address the global plastic pollution issue.

EPA Seeks to Eliminate Critical PFAS Drinking Water Protections

381 enraged_camel 2025-09-14 14:04:16 UTC earthjustice.org Llama Share 468

The US EPA is no longer defending rules that protect people from unsafe levels of PFAS in drinking water, seeking to reverse legal protections. This move is seen as an attempt to evade limits imposed by Congress and prioritize chemical industry profits over public health.

Why We Spiral

365 gmays 2025-09-14 14:46:58 UTC behavioralscientist.org Llama Share 104

A junior staffer is late to a weekly staff Zoom and receives a snarky comment from their boss, triggering negative thoughts about belonging and self-worth. This leads to a self-defeating spiral of negative inferences and behaviors.

Writing an operating system kernel from scratch

339 Bogdanp 2025-09-14 15:44:44 UTC popovicu.com Llama Share 68

The user implemented a minimal proof of concept time-sharing operating system kernel on RISC-V using Zig, focusing on modern tooling and architecture, and demonstrated a unikernel setup with statically defined threads and a layered permissions model. The kernel uses OpenSBI for console printing and timer control, and achieves seamless time-sharing between threads through periodic timer ...

Read to forget

247 diymaker 2025-09-14 13:23:12 UTC mo42.bearblog.dev Llama Share 63

I read to forget most of what I read, focusing on subtle changes to my thinking and key information for future use. My goal is to spark new ideas and actions, not to hoard information.

If my kids excel, will they move away?

235 azhenley 2025-09-14 00:19:52 UTC jeffreybigham.com Llama Share 128

I grew up in a small town in Ohio and now live in Pittsburgh where I'm a professor at Carnegie Mellon University. I'm worried that US policies may scare away international students and cause centers of excellence to move elsewhere, affecting my kids' future and their ability to visit my hometown.

Website is hosted on a disposable vape

231 BogdanTheGeek 2025-09-14 22:14:56 UTC ewaste.fka.wtf Llama Share 41

A person collected disposable vapes and found a microcontroller called PUYA PY32F002B inside. They created a web server on the microcontroller using semihosting and uIP.

Bank of Thailand freezes 3M accounts, sets daily transfer limits to curb fraud

226 walterbell 2025-09-14 15:05:28 UTC thaienquirer.com Full Share 191

macOS Tahoe is certified Unix 03 [pdf]

219 john_alan 2025-09-14 11:01:53 UTC opengroup.org Llama Share 193

The Open Group has entered into a Trademark License Agreement with a vendor. The vendor's products are registered under The Open Group's Open Brand Program, guaranteeing conformance to recognized standards.

OCSP Service Has Reached End of Life

216 pfexec 2025-09-14 19:34:48 UTC letsencrypt.org Llama Share 94

Let's Encrypt stopped supporting OCSP due to privacy concerns and resource usage, switching to CRLs for revocation information. This change simplifies Let's Encrypt's infrastructure and reduces resource usage.

A single, 'naked' black hole confounds theories of the young cosmos

191 pykello 2025-09-14 04:27:12 UTC quantamagazine.org Llama Share 98

Astronomers have discovered a massive black hole in the early universe, dubbed QSO1, which is as heavy as 50 million suns and has no parent galaxy. This finding challenges the textbook understanding of galaxy formation and suggests that black holes may have formed before galaxies.

Gentoo AI Policy

188 simonpure 2025-09-14 23:20:01 UTC wiki.gentoo.org Llama Share 183

Gentoo policy prohibits contributions created with AI tools due to copyright, quality, and ethical concerns. AI-generated content may pose risks of copyright violations, lower quality, and unfair human effort to review and detect mistakes.

Nicu's test website made with SVG (2007)

167 caminanteblanco 2025-09-14 15:13:42 UTC svg.nicubunu.ro Llama Share 92

User tests Google's SVG indexing for a website made with Inkscape, focusing on text indexing and link following. The goal is to determine if Inkscape can be used solely for web site authoring.

Cannabis use associated with quadrupled risk of developing type 2 diabetes

160 geox 2025-09-14 22:22:32 UTC medicalxpress.com Llama Share 98

A study of 4.16 million adults found that cannabis use is linked to a nearly quadrupled risk of developing diabetes. Researchers suggest that insulin resistance and unhealthy dietary behaviors may be contributing factors to this association.

Refurb Weekend: Silicon Graphics Indigo² Impact 10000

151 Bogdanp 2025-09-14 05:42:38 UTC oldvcr.blogspot.com Llama Share 70

The user is downsizing their hardware collection and is considering what to do with a Silicon Graphics Indigo², a 1990s-era RISC workstation. The machine has been in storage for almost a decade and needs a Refurb Weekend to get it working again.

SpikingBrain 7B – More efficient than classic LLMs

147 somethingsome 2025-09-14 05:49:42 UTC github.com/biclab Llama Share 45

SpikingBrain integrates hybrid efficient attention and spike encoding into its architecture, achieving performance comparable to mainstream models with a 100x speedup in TTFT. It provides a universal conversion pipeline for large-scale training and inference on non-NVIDIA clusters.

Cat Aquariums

145 robin_reala 2025-09-14 06:42:56 UTC cataquariums.com Llama Share 38

Our cat aquarium provides a safe and interactive underwater world for felines to play and explore, crafted with high-quality materials and elegant design. It's designed for your pet's well-being, with non-toxic materials and ultra clear glass for a secure and comfortable experience.

Fukushima insects tested for cognition

131 nis0s 2025-09-14 10:32:22 UTC news.cnrs.fr Llama Share 67

Scientists study the impact of radioactivity on pollinating insects in Fukushima, Japan, using automated mazes and QR codes to track their cognitive abilities. Preliminary results show a decline in insect cognition in the contaminated area, but a causal link to radioactive contamination has not yet been established.

Vibe coding has turned senior devs into 'AI babysitters'

126 CharlesW 2025-09-14 20:04:44 UTC techcrunch.com Llama Share 112

Rover and other experienced programmers are finding AI-generated code difficult to work with, requiring them to spend extra time fixing bugs and verifying the code. They agree that human review is essential before building a business on AI-generated code.

How the restoration of ancient Babylon is drawing tourists back to Iraq

119 leoh 2025-09-14 00:34:25 UTC theartnewspaper.com Llama Share 71

Babylon, a UNESCO World Heritage Site, is undergoing a revival with two World Monuments Fund projects nearing completion. The projects include restoring the Temple of Ninmakh and mitigating groundwater damage to the Ishtar Gate's north retaining wall.

My thoughts on renting versus buying

115 milesbarr 2025-09-14 20:36:14 UTC milesbarr.me Llama Share 301

Renting offers flexibility and mobility, allowing people to adapt to life changes without financial strain. Buying a home can be a forced savings vehicle, but it's not always the best investment, especially for disciplined savers and investors.

Titania Programming Language

102 MaximilianEmel 2025-09-14 22:29:49 UTC github.com/gingerbill Full Share 63

When a newline is seen after the following token kind, a semicolon is inserted, otherwise no semicolon is inserted:

High Altitude Living – 8,000 ft and above (2021)

101 walterbell 2025-09-14 03:29:35 UTC studioq.com Llama Share 80

People living at high altitudes have lower heart disease risk due to increased blood vessel creation. Visitors to high altitudes should acclimate by starting at 5,000 feet for 3 days and protecting against sunburn and dehydration.

Eye drops could replace glasses or surgery for longsightedness, study says

96 giuliomagnifico 2025-09-14 17:59:16 UTC theguardian.com Llama Share 35

Doctors have developed eye drops to treat presbyopia, allowing people to read without glasses or surgery. The drops, containing pilocarpine and diclofenac, improved near vision in 99% of patients and sustained results for two years.

How older parents divorce affects their adult children

94 1659447091 2025-09-14 18:57:14 UTC bbc.com Llama Share 55

Grey divorce is becoming more common, especially among middle-aged and older adults, with 36% of divorces now occurring in people aged 50 and older. This can have a deep impact on adult children, causing feelings of anger, shock, and sadness, and affecting their relationships with their parents and siblings.

CorentinJ: Real-Time Voice Cloning (2021)

93 redbell 2025-09-14 11:23:03 UTC github.com/corentinj Llama Share 23

This repository implements Transfer Learning from Speaker Verification to Multispeaker Text-To-Speech Synthesis (SV2TTS) with real-time vocoder. It's an outdated open-source solution with variable voice quality, requiring a GPU for optimal performance.

New Bill Would Give Marco Rubio "Thought Police" Power to Revoke U.S. Passports

92 mdhb 2025-09-14 09:00:58 UTC theintercept.com Llama Share 31

A bill introduced by Rep. Brian Mast grants the Secretary of State power to revoke passports based on speech, raising civil liberties concerns. Critics say it could be used to target American citizens for their opinions, similar to a case where Marco Rubio revoked a Turkish student's visa.

CVC acquires majority stake in Namecheap for $1.5B

91 ajdude 2025-09-14 20:50:33 UTC webhosting.today Llama Share 48

CVC Capital Partners acquired a majority stake in Namecheap for $1.5 billion, valuing the company at around $1.5 billion. Namecheap's founder will remain CEO, ensuring leadership continuity with CVC's financial backing and strategic support.

Trigger Crossbar

87 zdw 2025-09-14 22:08:13 UTC serd.es Llama Share 15

The user designed and built a 1U device with an Ethernet SCPI interface and a buffered FPGA-based switch fabric to manage trigger signals from various instruments in an electronics lab, but encountered several issues during development. The user had to perform extensive rework, including drilling a hole in the FPGA BGA land to fix a critical design mistake, and eventually got the device ...

Gemini (2023)

83 jhanschoo 2025-09-14 09:04:53 UTC geminiquickst.art Llama Share 46

Gemini is a new internet protocol that offers a simpler, human-scale, distraction-free, and privacy-protecting experience compared to the World Wide Web. It allows users to browse and interact with text-based content, and there are various clients and hosting options available for different platforms.

California age verification bill backed by Google, Meta, OpenAI heads to Newsom

78 heavyset_go 2025-09-14 22:46:35 UTC politico.com Llama Share 80

A California bill requiring online age verification for kids is heading to Gov. Gavin Newsom's desk with support from Google, Meta, and other tech giants. The bill faces opposition from Apple and the California film industry group, potentially forcing Newsom to choose between Silicon Valley and Hollywood.

The PC was never a true 'IBMer'

77 klelatti 2025-09-14 09:13:39 UTC thechipletter.substack.com Llama Share 125

IBM launched the Personal Computer on August 12, 1981, designed by IBM team in Boca Raton, Florida. The PC's success was due to its openness and quality support, but IBM's dependence on external components led to loss of control and market share.

AMD Turin PSP binaries analysis from open-source firmware perspective

71 pietrushnic 2025-09-14 21:35:42 UTC blog.3mdeb.com Llama Share 15

Coreboot was ported to Gigabyte MZ33-AR1 with Turin CPU, but public blobs were insufficient for booting. Analysis and modifications to amdfwtool and PSPTool resolved issues, but public blobs still failed to boot, while blobs from Turin PI package worked.

World emissions hit record high, but the EU leads trend reversal

69 saubeidl 2025-09-14 16:40:42 UTC joint-research-centre.ec.europa.eu Llama Share 120

Global GHG emissions rose 1.3% in 2024 to 53.2 gigatonnes, with the EU's emissions shrinking by 1.8%. The eight highest emitting economies contributed 66.2% of global emissions.

The AI-Scraping Free-for-All Is Coming to an End

68 geox 2025-09-14 15:01:38 UTC nymag.com Llama Share 66

AI firms are scraping the web for training data, sparking lawsuits and contentious deals with publishers. A new licensing standard, RSL, aims to give websites control over their content and charge AI firms for access.

Visual programming is stuck on the form

64 iamwil 2025-09-14 01:53:31 UTC interjectedfuture.com Llama Share 33

The user discusses the concept of "form follows function" and how it applies to visual programming, arguing that the field is stuck in a local minima due to its focus on form rather than function. To break out of this, the user suggests modeling problems as entities and their relationships, and leveraging the power of the visual cortex to represent how the system state evolves over time or in ...

New bill would give Marco Rubio 'thought police' power to revoke US passports

54 anigbrowl 2025-09-14 01:26:03 UTC theintercept.com Llama Share 14

A bill introduced by Rep. Brian Mast grants the Secretary of State power to revoke passports based on speech, raising civil liberties concerns. Critics say it could be used to target American citizens for their opinions, similar to a case where Marco Rubio revoked a Turkish student's visa.

Show HN: AI-powered web service combining FastAPI, Pydantic-AI, and MCP servers

41 Aherontas 2025-09-14 21:17:56 UTC github.com/aherontas Llama Share 22

This project is a production-ready AI-powered web service that combines high-performance APIs, type-safe agent construction, and pluggable tool integration to analyze tech trends and GitHub repositories. It uses FastAPI, Pydantic-AI agents, and MCP servers to provide a user interface for searching, analyzing, and visualizing tech trends and repository intelligence.

RFC9460: SVCB and HTTPS DNS Records

38 codewiz 2025-09-14 00:26:01 UTC datatracker.ietf.org Llama Share 7

The SVCB and HTTPS DNS resource records provide clients with complete instructions for accessing a service, enabling improved performance and privacy by avoiding transient connections and negotiating preferred protocols. These records allow clients to resolve a single additional DNS RR that provides alternative endpoints and associated parameters, enabling clients to upgrade URLs, switch to ...

Why you’d issue a branded stablecoin

35 krrishd 2025-09-14 02:57:00 UTC text-incubation.com Prefix Share 58

I recently dug into Bridge’s custom stablecoin issuance product (link). You, the fintech, can issue your own, custom, branded stablecoin using Bridge’s APIs - custom ticker and all. Why not just consolidate on the standard (eg. USDC)? Who needs McDonaldsCoin? Both my regular USD and USDC seem more useful than that. For a fintech, denominating balances held on your platform in your “own” ...

Writing an operating system kernel from scratch – RISC-V/OpenSBI/Zig

28 popovicu 2025-09-14 00:36:23 UTC popovicu.com Llama Share 1

The user implemented a minimal proof of concept time-sharing operating system kernel on RISC-V using Zig, focusing on modern tooling and architecture, and demonstrated a unikernel setup with statically defined threads and a layered permissions model. The kernel uses OpenSBI for console printing and timer control, and achieves seamless time-sharing between threads through periodic timer ...

AI fabricates 21 out of 23 citations lawyer sanctioned reported to state bar [pdf]

25 1vuio0pswjnm7 2025-09-14 02:28:05 UTC www4.courts.ca.gov Llama Share 11

A California court published an opinion warning against using generative artificial intelligence to fabricate legal authorities in court filings, imposing sanctions on a lawyer who used AI tools to draft a brief with fake quotes. The court upheld a trial court's decision to grant summary judgment to defendants in an employment dispute, rejecting the plaintiff's claims that the trial court ...

How to get samples back from Mars

24 surprisetalk 2025-09-14 02:17:17 UTC caseyhandmer.wordpress.com Llama Share 15

NASA's Mars Sample Return mission is facing cost and complexity issues, with a projected $11b price tag and a requirement for a sterile hand off on an autonomous orbiting platform. A simpler approach could involve using existing rockets and lifting bodies to return samples to Earth, potentially reducing costs and increasing the chances of future Mars exploration.

Show HN: DriftDB – An experimental append-only database with time-travel queries

23 DavidCanHelp 2025-09-14 19:42:52 UTC github.com/davidliedle Llama Share 20

User initializes a database, creates tables, inserts data, and queries it with time travel and row history. They also perform maintenance tasks, run tests and benchmarks, and format code with a linter.

Do I Need Kubernetes?

18 brendanashworth 2025-09-14 00:59:57 UTC doineedkubernetes.com Full Share 16

"We must break with the idea that it is civil liberty to use encrypted apps"

13 nickslaughter02 2025-09-14 20:13:31 UTC mastodon.social Llama Share 2

Danish Minister Peter Hummelgaard wants to break encryption, claiming it's not a civil liberty. He believes surveillance increases freedom, but experts disagree, citing human rights and the importance of privacy.

Show HN: Datadef.io – Canvas for data lineage and metadata management

11 theolouvart 2025-09-14 18:29:24 UTC datadef.io Llama Share 5

This tool helps manage data flows with a drag-and-drop interface and AI-assisted documentation, establishing a single source of truth. It generates professional summaries, tracks ownership, and links metrics to data for clear governance.