AWS: Inaccurate Estimated Billing Data – $1.7 billion

AWS users reported massive unexpected billing estimates (up to $595B) due to a billing console bug, causing panic and infrastructure shutdowns. The incident highlights urgent need for AWS to improve error communication and billing accuracy.

Evidence of inconsistencies in evaluation process and selection of winners

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The Measuring Progress Toward AGI hackathon highlighted benchmarks like MEDLEY-BENCH and LearningBench to assess AI reasoning and learning, but participants criticized winners for flawed claims, opaque methods, and judging inconsistencies, demanding transparency and reassessment to align with stated criteria.
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The state of open source AI

Open-source AI models are gaining traction globally, offering cost-effective, customizable solutions across sectors like healthcare, finance, and agriculture, with growing adoption by developers and enterprises. They enable ownership, interoperability, and resilience against vendor lock-in, though challenges in operational tooling and trust persist.

First atmosphere found on Earth-like planet in habitable zone of distant star

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Researchers discovered the first atmosphere on an Earth-like rocky planet, LHS 1140b, in a star's habitable zone, detecting helium but noting other gases might exist, marking progress in the search for extraterrestrial life. While not confirming life, this finding, alongside studies of planets like K2-18b and TRAPPIST-1, highlights ongoing efforts to identify habitable worlds beyond our solar system.

Thanks HN for 15 years of support and helping me find my life's work

Celebrating 15 years, Recurse Center began as a YC 2010 startup, pivoting from failed ventures to a self-directed programming retreat, driven by Hacker News (HN) for growth. Though not a billion-dollar venture, it's impacted over 3,000 programmers, with HN as a key applicant source and catalyst for the founder's work—thanking HN!

The human-in-the-loop is tired

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LLMs are transforming programming by automating code generation but causing burnout through relentless oversight demands. Developers now balance AI collaboration with evolving roles, grappling with fatigue, lost human connection, and the need to redefine expertise in an era of rapid, uncertain output.

Kimi K3, and what we can still learn from the pelican benchmark

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Moonshot AI's Kimi K3, a 2.8T-parameter model, claims top performance in benchmarks, open weights by July 2026, and high pricing ($3/$15 per million tokens), outperforming peers in code tasks but costing 25 cents for a complex SVG generation test.

Kaiser nurses say AI, workplace surveillance are making their jobs, care worse

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Nurses who spend more than 15 minutes on a call routinely face criticism from kaiser management. the california nurses association begins negotiating statewide contract with kaiser this month. two-thirds of surveyed nurses said their own assessments had at some point disagreed with an ai prediction. six out of 10 respondents said they don't trust their employer to prioritize patient safety ...

Pebble Mega Update – July 2026

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Pebble has shipped 80% of Pebble Time 2 pre-orders, with in-stock availability soon. Software updates enhance battery life and SDK features, while hardware issues are addressed via replacements; Index 01 production is underway, with late August shipments expected.

How Has Roman Concrete Lasted for Millennia? 1,900-Year-Old Latrine Offers Clues

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Ancient Roman concrete's durability stems from carbonation, revealed by studying 1,900-year-old toilets at Hadrian’s Villa. This insight could lead to sustainable, crack-sealing modern concrete, reducing construction emissions.

EEG shows brain can simultaneous encode two speech streams

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Study reveals asymmetric neural dynamics during attention switches in multi-talker scenarios, with transient dual speech tracking and reduced alpha power indicating cognitive effort. Lexical context resets post-switch, enhancing understanding of flexible speech processing in complex environments.

Ask HN: Any AWS billing issues known? Amazon forecast of 3 billion dollars

User received AWS Budgets alert for $5 threshold exceeded, showing $3B forecasted charge despite no recent AWS usage. AWS support AI flagged potential billing/metering error, opened a ticket, and user has disabled IAM roles/deleted resources, seeking if others face similar issues.

Three ways people respond to a problem (other than solving it)

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Consultants tackle entrenched problems, often revealing systemic issues where solutions shift, perpetuate, or create new problems due to flawed incentives. Success requires balancing problem-solving with strategic prioritization and recognizing that some issues persist because they benefit certain stakeholders.

A Road to Lisp: Which Lisp

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Common Lisp offers native compilation, powerful REPL, and multi-paradigm support for high-performance applications; Clojure provides JVM integration, functional programming, and immutable data for scalable systems; Racket excels in language design and education with a rich IDE. Choose based on needs: CL for performance, Clojure for JVM ecosystems, Racket for DSLs and prototyping.
https://privacypros.com.au/wp-content/uploads/2026/01/DV-Safe-Phone-Australia-support-1024x682.jpg
Tech-facilitated abuse is prevalent in domestic violence, with 99% of cases involving tech and 650%+ reporting rises, impacting 27% of children. DV Safe Phones, like GrapheneOS on Pixels, offer privacy tools to enhance safety and reduce tracking risks.

The Zilog Z80 has turned 50

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The Zilog Z80, launched 50 years ago in 1976, became a foundational 8-bit processor for early computers and embedded systems, influencing CP/M and spawning clones like the GameBoy’s LR35902, while its industrial use persisted until 2024. The author’s DIY Z80 projects and exploration of its evolution from the 8080 highlight its technical legacy, from simplified interfacing to advanced features ...

Learning a few things about running SQLite

Using SQLite with Django revealed performance issues resolved by `ANALYZE`, but concurrency challenges during deletions caused crashes, prompting consideration of Postgres for scalability. Despite backup efforts and small-scale success, SQLite's limitations highlight the need for better database management as projects grow.

Trump Media to sell instant access to 'market-moving' social posts

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Trump Media launches paid service for Wall Street, offering high-speed access to influential posts, including Trump's, to generate revenue from market-moving content starting August 1. The move raises ethical concerns as Trump, a major shareholder, benefits from expedited access to his public statements affecting global markets.

Short sellers notch $8.7B profit as SpaceX shares dip to IPO price

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Show HN: Watch bots interact with an SSH honeypot in real time

The dashboard provides live SSH honeypot telemetry for security research, showing IPs, credentials, and commands from incoming connections. Source IPs may indicate compromised systems or bots, and displayed data includes untrusted content requiring caution.

Frame – Linux X server in Assembly

https://isene.org/assets/posts/framestack.png
The author created a custom X server, "frame," in Assembly to replace X11, building a minimalist, efficient system with full control. This stack, alongside Rust tools, offers improved battery life, stability, and ownership, all released to the Public Domain.

Claude Code: Anatomy of a Misfeature

https://www.olafalders.com/2026/07/17/claude-code-anatomy-of-a-misfeature/featured.jpeg
Anthropic introduced an undocumented auto-continue feature in Claude Code 2.1.198 on July 1, 2026, allowing agents to proceed after 60 seconds without user input, sparking concerns over transparency and safety. Despite a swift fix, the lack of changelog documentation and silent release raised trust issues, highlighting risks in automated updates and unreviewed defaults.

Texas wins court order to suspend domain name for violating age-verification law

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Attorney general ken paxton secured a landmark court order to cut off the domain name of motherless.com. kick online, the owner of the pornographic website, failed to take measures to protect children - txag.gov. the company ignored the lawsuit and refused to comply with the court's order, he says 'this establishes huge precedent that websites can be stripped of their domain' kick may only ...

FAA lets Boeing sign off on 737 MAX, 787 airworthiness certificates again

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The FAA has reinstated Boeing's authority to issue airworthiness certificates for 737 Max and 787 Dreamliners after evaluating comparable quality to its own, following crashes and a 2024 incident, signaling regulatory confidence in the company's safety improvements.

More Bounce to the Ounce

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Nuclear pulse rockets use sequential nuclear detonations for propulsion, enabling massive payloads and interplanetary travel with high efficiency. However, they face political, safety, and proliferation challenges due to nuclear risks and fallout.

Minikotlin

minikotlin is a C-written Kotlin compiler that compiles directly to WebAssembly-GC, bypassing JVM/LLVM, with features like coroutines, smart casting, and sealed classes fully lowered to WASM-GC. It runs in-browser as a WASM module, enabling Kotlin code execution without external toolchains.

I Owe My Life to the Commodore 64

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The author recounts how the affordable Commodore 64, bought during a 1980s price drop, shaped his tech career and life through coding, gaming, and global connections, later rekindling its legacy with a replica. Its impact, from problem-solving skills to fostering creativity, remains profound.

Just got an AWS billing alert projecting my monthly cost at $140B

Users are seeing $4bn AWS S3 billing estimates due to an "Inaccurate Estimated Billing Data" operational issue. AWS confirms the problem via health.aws.amazon.com/health/status.

Ask HN: Did Fable disappear from your Claude usage and requires credits now?

I was cut mid response, like 10mins ago. 'agent terminated early due to an api error: usage credits are required for this model" i guess this is an error and ill hope it comes back as announced.' > the promotion starts july 1, 2026 and ends july 19, 2025 at 11:59:58 pm pt - they said 17th, i was expecting a pr today in which

AI Meets Cryptography 2: What AI Found in OpenVM's ZkVM

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zkao, an AI auditor, discovered a critical soundness bug (CVE-2026-46669) in OpenVM's pairing library, enabling forged pairing checks, fixed in v1.6.0. While standard LLMs failed to detect exploitable issues in complex zkVMs, zkao's context-engineered workflows successfully identified the vulnerability by simulating expert audit methods.

M 3.9 Experimental Explosion – 147 Km ENE of Ponce Inlet, Florida

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Workspaces – Explore the workspaces of modern creators

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A weekly tour of real desk setups from designers, founders, and builders. Every Saturday.

The US grocery slowdown is real

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Us grocery slowdown has entered a new phase, says bain analyst. pressure has been building on consumers, and it intensified in 2026, he says. price growth and inflation can no longer hide that shoppers are buying fewer items. grocers that pull ahead will sharpen their value proposition, the analysts say. they say the grocery industry will continue to struggle until macroeconomic factors ...

Meta trying to destroy whistleblower Sarah Wynn-Williams, US senator says

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Republican Josh Hawley accuses Meta of using lawfare to silence ex-employee Sarah Wynn-Williams, who criticized its China ties and teen impact; Meta disputes her claims and cites arbitration. Wynn-Williams alleges surveillance and bankruptcy threats, but Meta denies corporate censorship and cites her $780k severance.

Flock CEO Apologizes for Calling Activists 'Terrorists'

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Flock Safety CEO Garrett Langley apologizes for labeling anti-surveillance activists as "terroristic," acknowledging public backlash against his $8.3 billion company's license plate tracking tech. The anti-Flock movement, led by DeFlock, grows as critics highlight privacy risks, with activists mapping cameras and pushing legal challenges amid corporate and political scrutiny.

Homomorphically encrypted CIFAR-10 inference in 200ms

Live encrypted ResNet-20 inference under FHE. The server never sees your image.

CO2 overload, detected in human blood, suggests toxic atmosphere within 50 years

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Rising atmospheric CO2 correlates with increased serum bicarbonate and decreased calcium/phosphorus in U.S. NHANES data, suggesting potential health risks as CO2 levels climb. Long-term exposure may disrupt acid-base balance, risking chronic conditions, underscoring urgent emission reductions.

SpaceX stock drops to a new low and loses $1T in value in a month

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SpaceX's stock has fallen below its IPO price, losing $1 trillion in value since its peak, driven by a failed Starship launch and ongoing lockup expirations. The company faces pressure as it delays the rocket's return to flight and shares tumble amid investor uncertainty.

VulnHunter: Capital One's agentic AI code security tool

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Announcing the release of VulnHunter, an open-source AI code security tool with an agentic reasoning workflow developed by Capital One.

Everybody's Weirded Out by AI–Except the People Who Foist It on Us

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Over 200 experts warn AI risks displacing jobs and eroding critical thinking as it floods education and media with low-quality content, while industry and government push adoption despite public resistance and self-reinforcing algorithmic decay. Mirroring Vonnegut’s "Harrison Bergeron," AI homogenizes intelligence, enabling the unskilled while degrading societal knowledge, as unchecked ...

Show HN: A zoomable timeline of 4M Wikipedia events

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Explore the timeline of everything, from the Big Bang to the present day, and beyond. Discover the history of the universe, life on Earth, and human civilization in a new and interactive way.

Lego building instructions through time

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.

Designing emoji for the way we communicate today

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Emojis evolved from literal symbols to convey nuanced emotions, bridging digital communication gaps. Now in 3D, they prioritize expressive design over realism, with open-source models fostering innovation and accessibility.

ICE Flight Monitor Interactive Dashboard

ICE Flight Monitor tracks ICE Air flights via an interactive dashboard, offering insights into deportation routes, historical trends, and third-country transfers since 2020. Users can filter data by month and location, with updates and retroactive edits ensuring accuracy through cross-referenced sources.

Multi-Primary Color Display Emerges as Next-Gen Color Reproduction Technology

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The 2026 Shanghai conference highlighted multi-primary color displays as next-gen tech beyond RGB, with Hisense's RGBX tech expanding color gamut to 130% BT.2020. Discussions emphasized human-centric benefits and ecosystem challenges for commercialization.

Open Book Touch: open-source e-reader

https://www.crowdsupply.com/img/7a19/ea41febb-029e-492e-bb3b-5953813c7a19_aa-md.jpg
Open book touch is a small, beautiful, completely open source e-book reader. the device slips into your pocket and disappears until you unlock it to read. it runs readable firmware (on esp-idf/freertos) that you can understand and hack on. backers get their devices before anyone else can spin up clones. if you back the project, you'll get your device in early 2027. funding ends on august

Google Kills Custom Search API on Jan 1, 2027

As of this writing in August 2026, the API is still technically up. The shutdown notice landed in January 2026 in a quiet Google Developers blog post and a batch of console email notifications. The CSE JSON API — the thing every indie hacker, research team, academic, and scrappy SaaS company has leaned on since 2006 for “give me Google results as JSON” — returns HTTP 410 Gone on January 1, ...

Pushinka

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Pushinka, daughter of a space-traveling dog, was gifted by Khrushchev to JFK in 1961 after Jacqueline Kennedy requested her puppies. The CIA inspected her for devices, and her four puppies were distributed to the public and Kennedy family.

Static search trees: 40x faster than binary search (2024)

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In this post, we will implement a static search tree (s+ tree) for high-throughput searching of sorted data. classically, one can then find the locations where the string occurs by binary searching the suffix array. but small allocations below 32mb still go on the program’s heap, causing them to not actually be hugepages. to save some space, i will not show any code for constructing s-trees - it

Painting the sides of railroad rails white to reduce derailment

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Union pacific began targeted deployment in high-heat areas last year. white paint applied to both sides of the rail lowers its surface temperature - by 20 degrees, doerr says a 20-degree drop is possible if it's not fighting the sun’s heat, he says. the idea is simple: by reflecting sunlight, the paint reduces the surface heat on the track – reducing the risk of rail shifting. union pacific has

Topcoat: The full full-stack framework for Rust

https://opengraph.githubassets.com/0a8b416c3e6929d2f3fdbc1bfb976cba1b57680725a67ca76a6c4c7785e7f8e1/tokio-rs/topcoat
Topcoat is a modular, batteries-included rust framework. it prioritizes simplicity and productivity, and can be used in any language, with or without wasm bundles. the bundler scans your compiled binary for asset! calls, copies (or even downloads) every file into src directory, allowing topcoat to serve them efficiently with aggressive browser caching. if you want to use jquery, you can use

PennyLane is an open-source quantum software platform for quantum

https://raw.githubusercontent.com/PennyLaneAI/pennylane/main/doc/_static/code.png
PennyLane is an open-source quantum platform for computing, machine learning, and chemistry, offering hardware integration, a large library, and a global community. It provides Python 3.11+ tools, Docker support, tutorials, and collaborative resources for researchers and developers.

A Year On: The DOGE Disaster

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Elon Musk's DOGE, backed by right-wing billionaires, pushed partisan cuts to public services, falsely claiming efficiency gains while targeting progressive agencies and deregulating industries like crypto and AI. Despite massive job losses and reduced government effectiveness, including preventable deaths from USAID cuts, DOGE faced minimal accountability, reflecting a political alliance ...

The Isomorphic Labs Drug Design Engine unlocks a new frontier beyond AlphaFold

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Isodde is a unified computational drug-design system. it has been used by over 3 million researchers in more than 190 countries. 'isolated structures alone were not sufficient for unlocking real-world drug discovery programs in silico,' says co-founder daniel koehler. "isaac is the world's leading provider of computationally-assisted drug design tools."

UIUC AI Teaching Assistant

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Our system uses 11 parallel models for text/image tasks with 2s median latency, leveraging non-public educational data and a novel semantic search dataset (available on Huggingface) for RLHF. Evaluations via GPT-3 (with self-bias limitations) and open-source tools (except textbooks) ensure iterative improvements, encouraging custom Pinecone database integration.

Lingbot-map: A 3D foundation model for reconstructing scenes from streaming data

https://raw.githubusercontent.com/Robbyant/lingbot-map/main/assets/teaser.webp
LingBot-Map introduces a Geometric Context Transformer for efficient streaming 3D reconstruction, achieving 20 FPS on long sequences with paged KV cache attention and superior benchmark performance. It includes tools for offline rendering, sky masking, and sliding-window inference, with fixes and optimizations for stability and scalability in diverse scenes.

US seeks share of Korean chipmakers' 'excess profits'

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The U.S. seeks a share of Korean semiconductor profits, citing American purchases, amid debates over profit redistribution to subcontractors and public. Record Korean chip exports to the U.S. and Washington's push for domestic manufacturing expansion highlight tensions over commercial vs. public interests.
https://opengraph.githubassets.com/63ec4fff05ee92a1d4733de2887deade89b947002f3285034e38f78eb2005c54/BadChemical/IoT-Vulnerability-Research-Public
Tp-link kasa spot ec71 indoor cameras are vulnerable to two vulnerabilities. a secondary market attack path enables recovery of previous owner's credentials and gps coordinates from devices returned to factory settings. both are fleet wide and identical across all devices running this firmware build. the practical exploitability of the extracted fleet-wide key for active traffic interception ...

Show HN: On-chain bond market where the issuers are AI agents

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Sellbonds.now enables AI agents to autonomously issue and manage uncollateralized debt as on-chain smart contracts, allowing peer-to-peer fundraising and repayment without intermediaries or accounts. Built on Base mainnet with open-source tools, it supports autonomous financial decision-making by AI agents, enabling projects like asteroid mining through instant, gas-free testnet funding and ...

How to Make a Triode Yourself

https://simplifier.neocities.org/img/triode22.gif
Titanium getter can be used to make a triode with low-tech equipment. if this is successful, it will remove the need for amateurs to scavenge used getters from old vacuum tubes, says daniel taylor of edmonton university in california, u.s. titanium and nickel spot weld almost universally, so tubes with different metal components can use titanium

I built a digital F1 garage to learn how Formula 1 cars work

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Every lesson happens on a real 3d car you take apart with your fingers. wind tunnel aerodynamics is where f1 is really won. dedicated wind tunnel tab walks you through the invisible forces — downforce, drag, ground effect, and how teams chase them in the tunnel. pit stop the most intense two seconds in sport. a dedicated pit stop tab breaks down how crews change four wheels faster than you ...