| 1. | Crime Pays but Botany Doesn't(crimepaysbutbotanydoesnt.com) |
| 352 points by DarkContinent 8 hours ago | 118 comments | permalink | |
tl;dr: A profanity-laden guide to self-teaching botany, emphasizing that beginners shouldn't be intimidated by Latin terminology or taxonomy—both of which exist because common names are unreliable and modern classification reflects evolutionary relationships, letting you identify unfamiliar plants by family traits. The author recommends Michael Simpson's "Plant Systematics" and "Raven's Biology of Plants" as core texts, along with a long list of supplementary books, and suggests using Libgen/Sci-Hub on a cheap tablet if cost is prohibitive. | |
HN Discussion:
| |
| 2. | Discovery Loop(discoveryloop.com) |
| 803 points by xtreak29 21 hours ago | 498 comments | permalink | |
tl;dr: Discovery Loop is a new startup founded by Jeff Dean, Sanjay Ghemawat, Quoc Le, and Oriol Vinyals aiming to automate scientific and engineering experimental loops using frontier AI models and large-scale compute. The company will initially focus on automating ML research itself, then apply the resulting capabilities to broader domains like drug discovery, solar energy, and clean water — targeting NAE Grand Challenges. | |
HN Discussion:
| |
| 3. | Changes at Google DeepMind: Demis Hassabis from CEO to Chair, Jeff Dean departs(blog.google) |
| 719 points by colesantiago 21 hours ago | 772 comments | permalink | |
tl;dr: Demis Hassabis is stepping back from day-to-day operations at Google DeepMind to become Chair of GDM and Chief Scientist of Alphabet, focusing on AGI strategy and Isomorphic Labs. Koray Kavukcuoglu, currently CTO, will take over as SVP of Google DeepMind, overseeing Gemini development and frontier research. Separately, Jeff Dean is leaving after 27 years to launch an independent public benefit corporation with Sanjay Ghemawat aimed at accelerating ML and science research, with Google as a founding investor. | |
HN Discussion:
| |
| 4. | Zed DeltaDB(zed.dev) |
| 464 points by ahamez 18 hours ago | 255 comments | permalink | |
tl;dr: Zed's DeltaDB is a version control system that records every operation between commits, giving each change a stable identity linked to the AI agent conversation that produced it. It virtualizes the worktree so branching at any point in history—including mid-run—is essentially free, and lets teammates join in-progress work to interact with the agent before anything is committed or pushed. | |
HN Discussion:
| |
| 5. | The title cards in Blade Runner are amazing(randsinrepose.com) |
| 317 points by ExMachina73 16 hours ago | 155 comments | permalink | |
tl;dr: Blade Runner's title sequence uses a single typeface—Goudy Oldstyle—but wields it masterfully through varied capitalization, letterspacing, small caps, and a signature red italic for "Replicant," establishing the film's dystopian mood far better than the workprint's clumsy Impact. The author uses this as a springboard to argue that typography always conveys feeling, and that the final 10% of obsessive detail work is what separates AI-generated "garbage" from products that feel genuinely crafted by humans. | |
HN Discussion:
| |
| 6. | Muse Code and Muse Spark 1.2(research.meta.ai) |
| 278 points by paulkrush 18 hours ago | 176 comments | permalink | |
tl;dr: Muse Code is a new terminal coding agent (beta) for macOS/Linux that handles complex tasks across large repositories using persistent async subagents and a replay-exact event log for crash recovery. It's powered by Muse Spark 1.2, a coding-focused model co-trained with the agent and optimized for long-horizon tasks like whole-repo generation and iterative GPU kernel optimization over 1,000+ tool calls. The model is available now via Muse Code and the Meta Model API. | |
HN Discussion:
| |
| 7. | Beating GPT-5.6 Sol on retrieval with 100x cheaper open models(neon.com) |
| 352 points by moonikakiss 19 hours ago | 85 comments | permalink | |
tl;dr: Castform uses RL post-training to make small open-source models competitive with frontier models like GPT-5 on agentic retrieval tasks, claiming ~100x cost reduction. The pipeline runs on Neon's Lakebase Postgres, which handles synthetic training data generation, hybrid (BM25 + vector) search during RL rollouts, and autoscaling for bursty training workloads. The pitch: turn your existing corpus into training tasks with a reward function (retrieval + citation + correctness), skipping the usual data engineering and ML infra overhead. | |
HN Discussion:
| |
| 8. | Born Against, or why hobby programming communities are against LLM usage(blog.fogus.me) |
| 311 points by lladnar 19 hours ago | 338 comments | permalink | |
tl;dr: Hobby programming communities (OSDev, LangDev, chess engines, demoscene, etc.) tend to reject LLM usage because the point of these pursuits is mastering difficult domains—the process is the product, not the working artifact. Respect in these circles is earned slowly through demonstrated understanding and elegant code, so LLM-generated output is viewed as cheating or missing the point. The author argues LLMs work best as a force multiplier for existing experts, but in learning-focused niches they simply "rob us of the craft." | |
HN Discussion:
| |
| 9. | Cloudflare OS: an open platform for agents, apps, and work(blog.cloudflare.com) |
| 589 points by speckx 23 hours ago | 284 comments | permalink | |
tl;dr: Cloudflare has open-sourced Cloudflare OS, a platform giving employees browser-based AI agent workspaces grounded in company-specific context, skills, and internal systems. It introduces "Gatekeepers" for fine-grained resource access control (replacing broad API keys) and tracks every resource an agent observes to prevent data leaks through shared apps or outputs. Each app runs as a full-stack Cloudflare Worker with its own Durable Object storage, and all model calls route through AI Gateway for cost/budget control. | |
HN Discussion:
| |
| 10. | Nashville uses eminent domain to block data center near zoo(costar.com) |
| 275 points by mapping365 11 hours ago | 335 comments | permalink | |
tl;dr: Summary not available | |
HN Discussion:
| |
| 11. | Atlassian Rovo Exfiltrates Data, Bypassing Controls(promptarmor.com) |
| 257 points by hackerBanana 20 hours ago | 108 comments | permalink | |
tl;dr: Atlassian's Rovo AI agent is vulnerable to indirect prompt injection attacks that exfiltrate Jira tickets and Confluence documents by abusing its URL retrieval tool, which lacks protections against agent-generated URLs. The attack works even when web search is disabled, requires no human approval, and leaves no visible trace in the chat afterward. PromptArmor disclosed the issue to Atlassian in May, but after two months of silence, they published the findings while Rovo remains unpatched. | |
HN Discussion:
| |
| 12. | Celld: Self-hosted, distributed Durable Objects(github.com) |
| 238 points by calvinfo 20 hours ago | 42 comments | permalink | |
tl;dr: Celld is an open-source daemon from Deno that runs Cloudflare Workers and Durable Objects on your own machines, with each object as its own SQLite database replicated to an S3-compatible bucket. Coordination happens entirely through the bucket via compare-and-swap for ownership, eliminating the need for a control plane, consensus service, or membership protocol. Nodes are replaceable since the bucket is the source of truth, and idle cells hibernate; pull requests are disabled, with patches accepted via emailed git format-patch. | |
HN Discussion:
| |
| 13. | I'm switching my phone from Android to Linux(runarcn.no) |
| 377 points by speckx 17 hours ago | 388 comments | permalink | |
tl;dr: Frustrated with Google's direction on AOSP (Play Services tracking, locked bootloaders, sideloading restrictions), the author switched their Fairphone 4 to SailfishOS, praising its gesture UI, Linux underpinnings, and SSH access despite outdated Python/glibc and broken Waydroid/GPS. Ubuntu Touch was also tested but had issues with notification sync, clipboard, and weak native apps. A backup Android phone is still needed for banking and Uber apps that require Play Services, and the author is considering buying a Jolla Phone 2. | |
HN Discussion:
| |
| 14. | Position: LLMs Can't Jump(openreview.net) |
| 290 points by theanonymousone 1 day ago | 192 comments | permalink | |
tl;dr: Summary not available | |
HN Discussion:
| |
| 15. | “Gravity is worth asking about”(unsung.aresluna.org) |
| 207 points by nozzlegear 7 days ago | 136 comments | permalink | |
tl;dr: Riffing on John Gruber's posts about creeping ads on Apple surfaces, the author argues that in UI design there's no stable middle ground: once you allow one setting, exception, or ad, "infinity" inevitably follows (see Chrome's right-click menu or iOS screenshot options bloating over time). Because digital interfaces are infinitely extensible and each incremental addition seems harmless in isolation, complexity accretes unless someone is empowered to arbitrarily say no. | |
HN Discussion:
| |
| 16. | Civilian plane crash in New Mexico tied to military GPS blocking(wired.com) |
| 477 points by dzdt 1 day ago | 253 comments | permalink | |
tl;dr: A medevac Beechcraft King Air crashed into a New Mexico mountain in May after a US military GPS jamming exercise at White Sands Missile Range disoriented the inexperienced crew, marking the first US civilian plane crash linked to electronic warfare. The pilots lost GPS mid-flight, overshot their approach while waiting for busy ATC vectors, then opted for a visual approach and flew into the Capitan Mountains, killing all four aboard. The incident highlights growing collateral risks to civil aviation as GPS jamming and counter-drone measures proliferate globally, with a similar suspected case downing a Pakistani 737 freighter near the Strait of Hormuz in July. | |
HN Discussion:
| |
| 17. | There Will Come Soft Rains (1950) [pdf](users.wpi.edu) |
| 437 points by pmg101 2 days ago | 435 comments | permalink | |
tl;dr: Summary not available | |
HN Discussion:
| |
| 18. | Meta Ran Ads That Contained AI-Generated Child Sexual Abuse Imagery(wired.com) |
| 304 points by malshe 17 hours ago | 238 comments | permalink | |
tl;dr: Researchers at the Tech Transparency Project found more than 50 paid ads on Meta's platforms containing AI-generated child sexual abuse material, often promoting "nudify" apps, which ran between November 2024 and August 2025 across Facebook, Instagram, Messenger, and Threads. The ads were reviewed and approved by Meta, reached thousands of accounts across the US and Europe, and remained in Meta's ad library for months before being removed only after WIRED's inquiry. Meta says it has since deployed new AI detection tools and removed 36 million pieces of child exploitation content last year. | |
HN Discussion:
| |
| 19. | Stateless MCP has recaptured my interest(simonwillison.net) |
| 383 points by tosh 5 days ago | 217 comments | permalink | |
tl;dr: The new MCP 2.0 spec (2026-07-28) replaces stateful sessions with a single stateless HTTP request, dramatically simplifying client and server implementations and eliminating the need for session tracking. Simon Willison built three tools around it this week—mcp-explorer (a CLI prober), datasette-mcp (a Datasette plugin exposing SQL tools), and llm-mcp-client—and argues stateless MCP has renewed his interest in the protocol. He also makes the case that MCP is safer than giving agents arbitrary shell/curl access, since its tool capabilities are easier to audit and constrain against prompt injection risks. | |
HN Discussion:
| |
| 20. | TIME Is Serving AI Bots a Different Website, with Ads Built In(vincentschmalbach.com) |
| 251 points by vincent_s 1 day ago | 109 comments | permalink | |
tl;dr: TIME serves AI crawlers (ClaudeBot, PerplexityBot, OAI-SearchBot) a stripped-down markdown version of its pages with sponsored content baked in—like an Ally Bank FAQ written in the phrasing a chatbot would emit—that no human visitor ever sees. The system, powered by ad-tech vendor Mobian, logs each bot fetch as a distinct impression counted in tokens rather than pageviews. Googlebot still gets the normal HTML, and OpenAI's training bots are blocked, so TIME is selectively forking its site to monetize AI assistant traffic. | |
HN Discussion:
| |