OpenAI Pays Bounty To Expose Bio Threats!

ENIAC's Architects Wove Stories Through Computing

Key Points

• ENIAC’s 80th anniversary highlights its WWII origins and broader impact.
• Mauchly aimed to compute weather systems, extending ENIAC’s purpose beyond ballistics.
• Kay McNulty was among six women who programmed ENIAC without a manual.

The mail sent to a video game publisher

Key Points

• Panic’s mail-in patch rewards program has driven substantial fan engagement since mid-2024.
• The initiative was inspired by Activision’s 1980s achievement patches and guided by an instructional comic.
• Unusual mail—including an accidental tooth—highlights the program’s volume and community enthusiasm.

New 10 GbE USB adapters are cooler, smaller, cheaper

Key Points

• Full 10 GbE performance requires a USB 3.2 Gen 2x2 (20 Gbps) port.
• macOS works plug-and-play but misreports link speed; Windows needs the Realtek driver.
• 10G USB adapter is ~1.4× faster than 5G but costs over 2× more.

Open source memory layer so any AI agent can do what Claude.ai and ChatGPT do

Key Points

• Open-source, MCP-native memory layer using PostgreSQL + pgvector
• Hierarchical namespaces for structured, separated memory and recursive reads
• Model-agnostic continuity across sessions, contrasted with RAG’s document search

PCR Is a (Surprisingly) Near-Optimal Technology

Key Points

• Photonic PCR concepts funded by small grants aim to cut cycle time using LEDs/lasers.
• Modest time savings and adoption hurdles limit near-term impact of new PCR hardware.
• PCR’s standard workflow and ubiquity mean small improvements can have outsized effects, particularly with automation.

A Powerful New 'QR Code' Untangles Math's Knottiest Knots

Key Points

• New invariant is both strong and easy to compute, scaling to hundreds of crossings.
• Outputs distinctive hexagonal, code-like images that may reflect deeper knot features.
• Experts describe the advance as extending computational reach and resolving a classic trade-off.

How to Implement an FPS Counter

Key Points

• Use a fixed-duration (last one second) rolling window to compute FPS.
• Avoid per-frame and fixed-N-frame averaging methods due to misleading variability.
• Measure with high-precision timers for accurate frame duration data.

Larry McMurtry's Tall Tales

Key Points

• Larry McMurtry uses a family molasses barrel story to illustrate how fiction can be preferred over factual truth in storytelling.
• He argues that myths of the American West were constructed by entertainers and promoters and that the West was “sold” before it was fully “settled.”
• Across his extensive writings, McMurtry portrays varied Western lives while critically examining the architects of Western mythology, avoiding nostalgic romanticization.

Escrow Security for iCloud Keychain

Key Points

• Recovery uses multi-factor steps and SRP verification to protect the iCloud security code.
• HSM clusters enforce majority approval and strict attempt limits, destroying escrow after 10 failures.
• Policies reside in tamper-resistant HSM firmware; tampering triggers key deletion and user notification.

A Man Who Invented the Future

Key Points

• Marks April as the 400th anniversary of Francis Bacon’s death and outlines his inductive method.
• Details the Widener family’s Gilded Age fortune tied to electrification and industry.
• Recounts Harry Elkins Widener’s death on the technologically advanced Titanic after acquiring a 1598 Bacon volume.

Panipat: The Rise of the Mughals

Key Points

• The article frames the creation of the Mughal Empire as a globally significant event because of Asia’s large share of the world’s population.
• Babur’s defeats in Central Asia and loss of Fergana and Samarkand led him to shift his base to Kabul and ultimately to focus on conquering the Punjab and northern India.
• The geopolitical context included powerful rivals—the Lodi sultanate in Delhi and the Uzbeks in Central Asia—whose actions shaped Babur’s strategic decisions and the emergence of Mughal power.

A web-based RDP client built with Go WebAssembly and grdp

Key Points

• Go WebAssembly client with a Go proxy bridges WebSocket to RDP over TCP.
• Supports keyboard/mouse and RDPSND audio via the Web Audio API.
• Security: use HTTPS/WSS behind a TLS-terminating reverse proxy (e.g., Nginx or Caddy).

Lambda Calculus Benchmark for AI

Key Points

• 21 models evaluated on 120 Lambda Calculus tasks, ranked by problems solved.
• Top performers exceed 88–91% solved; gpt-5.4 leads with 110/120 (91.7%).
• Benchmark details and data are linked via the LamBench GitHub repository.

1-Bit Hokusai's "The Great Wave"

Key Points

• Project recreates Hokusai’s prints as 1-bit pixel art at 512×342 resolution on vintage Macs.
• “The Great Wave off Kanagawa” released under CC BY-NC-ND 4.0 with attribution requested.
• Downloads offered in PNG and PICT (zipped) for 640×480 desktop use.

Martin Galway's music source files from 1980's Commodore 64 games

Key Points

• Source files for 1980s C64 game music released for study and reuse with credit.
• Galway is the current rights holder, having acquired copyright from Infogrames.
• Two music player generations detailed, with usage across named game titles.

Only One Side Will Be the True Successor to MS-DOS – Windows 2.x

Key Points

• Windows 2.x was a GUI shell over MS-DOS, inheriting DOS’s constraints.
• It introduced desktop icons, keyboard shortcuts, and bug fixes over Windows 1.x.
• Windows 2.x was intended as the last Windows, with OS/2 planned to supersede it.

Commenting and Approving Pull Requests

Key Points

• Leave non‑blocking comments and approve PRs to maintain flow.
• Check repo settings (approval reset, auto‑merge) and rely on fast CI.
• Use tooling and structured comment frameworks to minimize trivial feedback and clarify intent.

Insights into firewood use by early Middle Pleistocene hominins

Key Points

• Diverse charcoal taxa reveal multiple habitats at GBY.
• Charcoal diversity exceeds other plant remains and clusters spatially.
• Evidence indicates habitual gathering of lakeshore driftwood for fuel.

HEALPix

Key Points

• HEALPix provides a hierarchical, equal-area pixelisation of the sphere using a combined Lambert and Collignon projection approach.
• The H=4, K=3 variant maps the sphere to 12 square facets and is standardized in FITS WCS as HPX (approved by the IAU in 2006).
• Widely used in cosmology and by the Gaia mission; alternatives include HTM and the Quadrilateralized Spherical Cube.

Jumping into cold water can stop your heart

Key Points

• Cold shock and diving responses can overlap to trigger dangerous arrhythmias (“autonomic conflict”).
• Most cold-water deaths occur within the first three minutes, often near the water’s edge.
• Gradual entry, pre-wetting face/neck, brief acclimation, and habituation reduce risk.

Discret 11, the French TV encryption of the 80s

Key Points

• Discret 11 scrambles SECAM lines via per-line delays chosen by an LFSR seeded with an 11-bit key.
• Broadcast safe areas ensure that delayed and padded lines can be perfectly reconstructed by decoders.
• The system was designed for low-cost analog implementation to secure Canal Plus’s subscription broadcasts.

GPT 5.5 biosafety bounty

Key Points

• Bounty targets a universal jailbreak against GPT‑5.5 in Codex Desktop to clear five biosafety questions.
• $25,000 prize for the first validated universal jailbreak; partial awards possible.
• Applications close June 22, 2026; testing runs April 28–July 27, 2026 under NDA and invite-only access.

UK to permanently ban future generations from buying cigarettes

Key Points

• From January 2027, those born on/after Jan. 1, 2009 cannot legally buy tobacco in the UK.
• Tobacco-free vapes remain legal to sell, but vape use will face broader indoor restrictions.
• The policy applies UK-wide and mirrors international experiments, with mixed outcomes.

What's Missing in the 'Agentic' Story

Key Points

• Modern Internet use involves layered trust across hardware, software, and services with potentially misaligned interests.
• Market and regulatory forces sometimes align interests but leave exploitable gaps.
• The notion of “your AI agent” is unsafe without acknowledging these trust and alignment complexities.

Desmond Morris, 98, Dies; Zoologist Saw Links Between Humans and Apes

Key Points

• Desmond Morris, author of The Naked Ape, died at 98 near Dublin.
• His 1967 book sold over 20 million copies and argued human behavior has primate roots.
• He popularized animal behavior through books and TV, but his views sparked controversy.

A Collection of Chronic Medical Conditions Common in Autistic and ADHD Adults [pdf]

Key Points

• Co-occurring conditions in Autism/ADHD often form identifiable clusters, per cited literature.
• Evaluation and management guidance spans sleep, autonomic, GI, allergy, pain, and more.
• Clinicians should screen broadly and heed cautionary notes to avoid treatment conflicts.

Which one is more important: more parameters or more computation? (2021)

Key Points

• Hashing-based MoE routing scales model size without increasing per-input compute and outperforms Switch on Reddit tasks.
• Staircase attention increases computation without adding parameters, yielding significant performance gains.
• Sparse activation allows large models (up to 1.28B–4.5B parameters) to use a small fraction of parameters per input while improving results.

Niri 26.04 was just released (scrollable-tiling Wayland compositor)

Key Points

• Niri 26.04 adds built-in background blur with xray (default) and non-xray modes.
• Blur is accessible via ext-background-effect; apps/toolkits add support now and in upcoming versions.
• Niri moved to a GitHub organization and consolidated related repositories; the project passed 20,000 stars.

The Free Universal Construction Kit

Key Points

• Nearly 80 3D‑printable adapters enable connections among ten toy systems.
• Files are provided as .STL downloads on platforms like Thingiverse for home 3D printing.
• The project promotes creative interoperability, forward compatibility, and civic reverse engineering.

Framework Laptop 13 Pro: Major Upgrades and Linux Front and Center

Key Points

• Ground-up redesign with a CNC‑machined aluminum chassis, improved speakers, and a new graphite color option.
• 74 Wh battery with a claimed 20 hours of 4K Netflix streaming; new Intel and AMD platform options.
• Custom IPS display adds 700 nits, 1,800:1 contrast, 30–120 Hz VRR, and first-time touchscreen support for the 13-inch line.

Hokusai and Tesselations

Key Points

• Item: “北斎模様画譜” available via the NDL Digital Collections.
• 29 total frames/pages are accessible through thumbnail navigation.
• Interface includes image adjustment, table of contents, and full-text search.

Iran invisible weapon that has put the most powerful Navy in check

Key Points

• Iran allegedly used suspected mines and danger-zone designations to restrict shipping through the Strait of Hormuz without confirmed detonations.
• Experts highlight mines’ cost-effectiveness and the U.S. Navy’s underdeveloped mine-countermeasure capabilities.
• Historical precedents show even limited mining can trigger significant economic and strategic consequences.

Desmond Morris has died

Key Points

• Desmond Morris has died aged 98; death confirmed on 20 April.
• The Naked Ape (1967) popularized an evolutionary view of human behavior and sold ~20 million copies.
• Morris bridged science, art, and media through TV work at London Zoo, surrealist exhibitions, and animal art experiments.

It's OK to Use Agentic to Revive the Projects You Never Were Going to Finish

Key Points

• Claude Code (Opus 4.6) was used to quickly build a working shim for YouTube Music to OpenSubsonic.
• The project uses FastAPI, Pydantic, ytmusicapi, and yt-dlp, guided by the OpenSubsonic OpenAPI spec.
• OpenSubsonic enables client-server decoupling; the shim works with Navidrome, Feishin, and Symfonium.

Lute: A Standalone Runtime for Luau

Key Points

• Standalone runtime brings system APIs to Luau for general-purpose programming.
• APIs are organized into low-level @lute libraries and a higher-level @std standard library.
• Future goal: Roblox game engine support for @std APIs to enable cross-environment code reuse.

Show HN: Kloak, A secret manager that keeps K8s workload away from secrets

Key Points

• Replaces secrets at the network edge to keep apps from handling real credentials
• Integrates with Kubernetes Secrets and enforces host-based access controls
• eBPF-based, kernel-level operation with no SDKs, sidecars, or complex CNI plugins

Mine, an IDE for Coalton and Common Lisp

Key Points

• Two distributions: mine-app (packaged) and mine-core (terminal-based with Kitty protocol).
• Integrated REPL with code beaming, plus interactive debugger and inline diagnostics.
• Coalton-focused features (type hints, auto-complete) and native binary compilation.

AI agents that argue with each other to improve decisions

Key Points

• Structured disagreement with six role-based agents improves decision quality.
• Live meetings with 3D avatars and TTS, plus automated Kanban workflows.
• Per-agent model choice (OpenAI/Claude/Gemini, local via Ollama/LM Studio) and broad MCP tool integrations.

America's Geothermal Breakthrough Could Unlock a 150-Gigawatt Energy Revolution

Key Points

• EGS could unlock up to 150 GW of firm, clean U.S. power; USGS estimates 135 GW in the Great Basin.
• Fervo Energy secured 1.75 GW of ORC turbines from Turboden America and is building Cape Station (Utah).
• First U.S. EGS power generator is in development and expected to launch in 2026.

North American Millets Alliance(2023)

Key Points

• Millets are climate-resilient, water-efficient grains suited to hot conditions.
• Millets offer high nutrient and fiber content, are gluten-free, and have low GI.
• NAMA advocates and educates to expand millet adoption across North America.

The Stanford Freshmen Who Want to Rule the World

Key Points

• VCs recruit Stanford freshmen and sophomores, sometimes with pre-idea funding.
• Silicon Valley’s scale: $23T in public-company value; private firms add at least $1T.
• Stanford hosts ~150 company offices and earned $320M in campus rent in 2025.

Simulacrum of Knowledge Work

Key Points

• LLMs can produce professional-looking outputs that may lack substantive rigor, weakening proxy measures of quality.
• AI-assisted coding and reviews may uphold development rituals without ensuring correctness or robustness.
• LLM training and workplace incentives optimize appearance over truth, reinforcing Goodhart’s law in knowledge work.

Nicholas Carlini – Black-hat LLMs [video]

Key Points

• Nicholas Carlini (Anthropic) discusses “Black-hat LLMs” at [un]prompted 2026.
• The talk’s description states LLMs can automate attacks formerly done by humans.
• Video length is 40:32 and is available on the unprompted channel.

How Hard Is It to Open a File?

Key Points

• Paths are unstable identifiers; rely on file descriptors that pin inodes.
• TOCTOU races make path-based validations unsafe under concurrent filesystem modifications.
• Avoid fd-to-path conversions (e.g., for traditional mount APIs) to prevent reintroducing races.

The AI Industry Is Discovering That the Public Hates It

Key Points

• Violent incidents linked to AI and data center opposition highlight heightened tensions.
• Surveys show a significant expert-public divide on AI’s long-term economic and employment effects.
• Gen Z sentiment toward AI has shifted more negatively in recent polling.

Can you stop beans from making you gassy?

Key Points

• Flatulence from beans is linked to FODMAP oligosaccharides.
• Harvard collaboration enabled lab analysis and in‑vivo reporting.
• Pinto beans tested had high stachyose, guiding the study’s focus.

The Joy of Folding Bikes

Key Points

• Folding bikes improve multimodal commuting by fitting on trains and into offices/shops.
• Puncture-resistant tyres and minimal maintenance delivered 11 years of reliable use.
• Basic payback math suggests a Brompton can recoup cost in ~140 working days via saved parking fees.

USB Cheat Sheet

Key Points

• USB 3.x/USB4 labels mapped to speeds, lanes, wire counts, and cable lengths
• Gen naming (A×B) explained with encoding overhead and effective throughput
• USB‑C features (lanes, CC, SBU) and PD power tiers up to 240W summarized

Math Is Hard

Key Points

• VAX’s simple trap/fault model guides OS responses to exceptions.
• m88k/88100 required special exception handling for pending memory operations.
• Recoverable page faults differ from fatal errors that cause SIGSEGV or SIGFPE.

Flickr: The First and Last Great Photo Platform

Key Points

• SmugMug’s 2018 acquisition refocused Flickr on its community, guided by CEO Don MacAskill’s commitments.
• Flickr’s 2026 feature set centers on chronological photo sharing, niche Groups, rich metadata, and open-web integrations (RSS/APIs/embeds).
• Explore highlights 500 photos daily; Flickr Pro chiefly supports publicly presenting extensive, long-term work.

Her Life Savings Mysteriously Disappeared After a Systems Glitch

Key Points

• Fidelity sent alerts that the customer’s phone and email were removed from her profile.
• After logging in, the customer could not see her accounts or savings.
• The article underscores reliance on financial infrastructure and the disruption caused by technical glitches.

Colorado Adds Open-Source Exemption to Age-Verification Bill

Key Points

• SB51 was amended to exempt qualifying open-source software from Article 30.
• The exemption requires no provider/developer restrictions on copying, redistribution, modification, or installing modified versions.
• The amended bill passed in a Colorado House committee.

Agents Aren't Coworkers, Embed Them in Your Software

Key Points

• Embed agents via deterministic interfaces (CLI, declarative specs, reconciliation loops) to reduce conversational overhead.
• Use CDC to push precise data changes to agents, avoiding polling and diffing of snapshots.
• Feldera illustrates these patterns with a CLI, SQL, and desired-state orchestration for incremental data processing.

OpenAI Privacy Filter

Key Points

• Locally runnable, open‑weight PII redaction model with 128K‑token context and single‑pass labeling.
• Bidirectional token‑classification architecture with constrained Viterbi decoding and BIOES tagging.
• State‑of‑the‑art performance on PII‑Masking‑300k (with corrected annotations), configurable precision/recall.

The Long Reply

Key Points

• A Threads post about a five-year-delayed reply went viral via engagement.
• Noah’s long-term projects include a 20-year “Everyday” update and recurring-location photography.
• A decade-long annual reply on Twitter ended around the platform’s transition to X.

Amateur armed with ChatGPT solves an Erdős problem

Key Points

• A ChatGPT-generated method appears to solve a 60-year-old Erdős conjecture on primitive sets.
• Experts note the approach seems novel and potentially broadly useful.
• The conjecture concerns bounds of the Erdős sum, with related results proven in 2022.

The George Business, by Roger Zelazny (1980)

Key Points

• A dragon and a knight choose negotiation over combat.
• George offers payment to hire the dragon for a staged abduction and rescue.
• The plan centers on winning Rosalind’s favor by faking heroism.

Tell HN: An app is silently installing itself on my iPhone every day

Key Points

• Headspace app appears daily on an iPhone around 1pm EST despite Automatic Downloads being off.
• Issue persists after updating to the latest iOS and appears across multiple iPhone models.
• The poster cites Reddit threads with similar recent reports and requests explanations.

Reviving BrowserID in 2026

Key Points

• WKID adapts BrowserID for personal use with domain-controlled federation and privacy.
• Flow mirrors OAuth with signed assertions and server-side verification.
• Scope is intentionally narrow; major email providers won’t be supported.

DeepSeek-V4 on Day 0: From Fast Inference to Verified RL with SGLang and Miles

Key Points

• Day‑0 open‑source stack: SGLang (serving) + Miles (RL) for DeepSeek‑V4
• ShadowRadix enables hybrid‑attention prefix caching and compressed‑KV reuse
• DeepSeek‑V4 adds hybrid attention, mHC, and FP4 experts (optimized for Blackwell)

Mahjong: A Visual Guide

Key Points

• Winning hand = 4 sets + 1 pair (14 tiles total), with chow/pung/kong definitions.
• Fan (fān) scoring doubles base points per fan and stacks exponentially.
• Dealing/draw order is counter-clockwise; last 14 tiles form a dead wall for kong replacements.

EU Age Control: The trojan horse for digital IDs

Key Points

• Rules allow a KYC fallback, making privacy-preserving wallets optional.
• Attestation policies by Apple/Google may constrain wallet deployment on devices.
• Reference app’s privacy claims are weakened by implementation gaps and relay attack exposure.

A Home Made PBX

Key Points

• Eight-extension DIY PBX with telco-like electrical specs and one central office line
• Supports DTMF and pulse dialing with bidirectional conversion; three simultaneous calls via voice buses
• Feature set via dial codes: ring patterns, speed dial, park/unpark, forwarding, ringback, outside-line control

Per-image PCA characterization of the Kodak image suite (PDF and JSON)

Key Points

• 24 Kodak images each have a PDF statistical profile and a corresponding JSON stats file.
• A master JSON file summarizes statistics across the entire Kodak image suite.
• No code is included—only documentation and data artifacts are provided.

GnuPG – post-quantum crypto landing in mainline

Key Points

• GnuPG 2.5.19 released with new options and broad bug fixes
• 2.5 series brings Kyber (ML‑KEM/FIPS‑203) PQC and 64‑bit Windows improvements
• 2.4 series EOL in ~2 months; upgrade recommended

Shall We Play a Game?

Key Points

• Chess’s transition to realistic wargames introduced contemporary unit types for didactic use.
• Venturini’s scaled maps grounded game mechanics in real-world distances and movement.
• Institutional influences like RAND helped bridge military wargaming and early RPGs, culminating in D&D.

What the FCC router ban means for FOSS

Key Points

• FCC ban targets new non–U.S.-made routers, with a “Conditional Approval” route tied to U.S. onshoring plans.
• OpenWrt One is already FCC-approved and remains available; it’s manufactured in Asia for affordability.
• Owner-installed firmware is not restricted, and existing devices may receive updates at least until March 1, 2027.

AGPLv3§74 Empowers Users to Thwart Badgeware Like OnlyOffice

Key Points

• AGPLv3/GPLv3-family §7¶4 lets users remove added restrictive terms from licensed code.
• GPLv2 lacked a remedy for self-contradictory licensing by original licensors.
• The clause helps counter modern “badgeware” practices that limit user freedoms.