Long Presumed Dead, a Thriving Coral Reef Is Discovered in West Africa

119 speckx 2026-07-21 15:50:31 UTC e360.yale.edu Llama Share 7

Scientists in Benin rediscovered a 24-mile-long coral reef after 60 years, finding a thriving ecosystem with at least eight coral types and eight fish species. The discovery has potential for conservation and unlocking new information about coral history and climate systems.

Gemini 3.6 Flash, 3.5 Flash-Lite, and 3.5 Flash Cyber

339 logickkk1 2026-07-21 15:50:31 UTC blog.google Llama Share 266

Gemini 3.6 Flash and 3.5 Flash-Lite models are released to improve efficiency and performance. They offer better coding, knowledge work, and multimodal performance with lower costs and higher precision.

The World's 2,400 Castles

81 marklit 2026-07-21 16:50:31 UTC thecastlemap.com Llama Share 62

Castlemap is a free interactive map of 2,435 significant castles worldwide, sourced from open data. It allows users to explore and learn about castles across 129 countries with photos, stories, and exact locations.

Meta's AI Models Are Powering the First Wave of Genesis Mission Projects

22 surprisetalk 2026-07-21 17:04:31 UTC ai.meta.com Full Share 5

Sorry, something went wrong. We're working on getting this fixed as soon as we can.

PCjs Machines

111 naves 2026-07-21 13:50:31 UTC pcjs.org Llama Share 8

PCjs is a JavaScript emulator that recreates vintage hardware and software from the 1970s and 1980s. It offers a collection of classic machines, including IBM PCs and arcade games, accessible through a web browser.

Qwen-Image-3.0: Rich Content, Authentic Details, Deep Knowledge

471 ilreb 2026-07-21 08:50:31 UTC qwen.ai Llama Share 191

Qwen-Image-3.0 is a foundational image generation model that supports up to 4.5k token input and renders complex layouts with precise details. It achieves breakthroughs in high-value productivity scenarios with its core features of Rich Content, Authentic Details, and Deep Knowledge.

France's Anssi Will Block PQC-Free Products from Certification Starting 2027

34 Sami_Lehtinen 2026-07-21 16:50:31 UTC postquantum.com Llama Share 7

France's national cybersecurity agency ANSSI will stop certifying security products without quantum-resistant encryption by 2027. Businesses should purchase only quantum-safe products by 2030 to maintain access to the French government technology market.

Bloomy (YC S26) is hiring a founding engineer

0 2026-07-21 17:01:31 UTC news.ycombinator.com Llama Share

Bloomy is an AI tutor and curriculum for K-12 students that diagnoses skill gaps and maps personalized learning paths. As a founding engineer, you'll help actualize the vision of improving education for millions by designing and shipping features, building agent infrastructure, and closing the data loop.

Show HN: I built a command palette for the terminal – 6.2MB, pure Go, no fzf

12 MarinhoD 2026-07-21 17:23:31 UTC github.com/matheuzgomes Llama Share 2

decoreba is a command-line tool with an inline overlay that provides fuzzy search, recency ranking, and workflows. It uses pure ANSI escape codes and has a zero-dependency design with a single 6.2 MB binary.

My USB Drive Has a Hidden Encrypted Vault

37 machinehum 2026-07-21 15:50:31 UTC rootkitlabs.com Llama Share 5

Phantomdrive is a completely open source USB drive that appears as an 8 GB drive but has a hidden encrypted section, useful for protecting data from unauthorized access. The device uses AES-256 encryption, a salt-based key derivation function, and 100,000 rounds of SHA-256 to secure data, with optional AES-XTS mode for increased security.

The unreasonable difficulty of time series forecasting

30 suzyahyah 2026-07-21 15:50:31 UTC suzyahyah.github.io Llama Share 8

Time series forecasting is difficult due to its unique challenges, including scarce signal, low effective sample size, and distribution shift during training and inference. The data generating process is a single dependent path, not a bag of iid draws, making it hard to learn from.

Apple Defeats Liability for Not Scanning iCloud for CSAM

185 speckx 2026-07-21 14:50:31 UTC blog.ericgoldman.org Llama Share 143

Apple implemented end-to-end encryption for iCloud files after initially planning to scan for CSAM using NeuralHash. The court dismissed the lawsuit, ruling Apple is entitled to immunity under Section 230 due to its role as a neutral platform.

Show HN: Imagin Raw – A 9MB Open-Source Alternative to Adobe Bridge for Mac

4 cristi_baluta 2026-07-21 17:31:31 UTC github.com/cristibaluta Prefix Share 0

A lightweight, native macOS application for browsing, culling, and organizing RAW photos - built as a more efficient alternative to Adobe Bridge for read/rate/organize workflows. An iOS companion app is in development, focused on a simple way to browse your library, cleanup, in field backup of your shots, and scouting. RAW decoding: LibRaw (C++), wrapped via Objective-C++ bridge. CoreImage ...

Who's afraid of Chinese models?

912 mfiguiere 2026-07-20 20:50:31 UTC stratechery.com Llama Share 748

The author argues that the reaction to Chinese open weight models is overblown, as they are not necessarily cheaper to serve on a marginal cost basis, but rather are benefiting from a lack of compute and a price umbrella. The author suggests that the US should pass a law to make distillation of models fair use and to loosen restrictions on using frontier labs' models for cybersecurity, to ...

Python 3.15's Ultra-Low Overhead Interpreter Profiling Mode – Ken Jin's Blog

118 rbanffy 2026-07-21 10:50:31 UTC fidget-spinner.github.io Llama Share 7

Python's 3.15 JIT compiler uses a new form of interpreter profiling that records execution through the interpreter for JIT compilation with low overhead. This approach allows for efficient profiling of the interpreter, with a maximum slowdown of 4.5x for a toy benchmark, compared to 900x-1000x for other tracing systems like PyPy.

Why Are There No Empires in Age of Empires? (2019)

32 jkly 2026-07-21 13:50:31 UTC acoup.blog Llama Share 17

The author argues that games like Age of Empires distort our understanding of empires by portraying them as fanatically murderous nation-states rather than diverse, hierarchical systems that extract resources from a periphery. This simplification obscures the power of empires to draw on diverse cultures and the necessary hierarchy of empire, where the core extracts resources from a much ...

Apple Fixes Hide My Email Vulnerability After 404 Media Coverage

65 arto 2026-07-21 15:50:31 UTC 404media.co Llama Share 6

Apple fixed a vulnerability in its Hide My Email feature after 404 Media exposed it, allowing hackers to find users' real email addresses. The issue was exploitable for over a year and a class action lawsuit has been filed against Apple over the vulnerability.

Incremental – A library for incremental computations

318 handfuloflight 2026-07-21 04:50:31 UTC github.com/janestreet Full Share 60

A library for incremental computations. Contribute to janestreet/incremental development by creating an account on GitHub.

Shanay-Timpishka, a boiling hot river 700km from the nearest active volcano

35 camtarn 2026-07-21 12:50:31 UTC terradaily.com Llama Share 7

The Asháninka and Shipibo people call the central Peruvian Amazon's boiling river Shanay-Timpishka, meaning boiled with the sun's heat. It's a 6km long river with temperatures reaching 99.1 degrees Celsius, hosting unique microbes and defying conventional geological explanations.

Jelly UI: Soft-body physics for native HTML form controls

633 baldvinmar 2026-07-20 17:50:31 UTC jelly-ui.com Full Share 191

Jelly UI is a dependency-free Web Components library for soft, tactile product interfaces. Real form controls meet soft-body physics, with dark mode, right-to-left support and WCAG AA color tokens built in.

Show HN: Explore 6048 YC companies as an interactive galaxy

29 jnakano89 2026-07-21 13:50:31 UTC artifacta.io Full Share 9

An HTML report published with Artifacta · 756 KB · Kimi-K3

Kimi Work

656 ms7892 2026-07-20 17:50:31 UTC kimi.com Llama Share 266

You want to find and summarize all PDF files containing quarterly reports in the local workspace ~/Documents/KimiWorkspace and generate a clear summary document. You also want to know about Scheduled Tasks in Kimi Work, specifically if they run when the computer is asleep.

Human mathematicians are being outcounterexampled

448 artninja1988 2026-07-20 19:50:31 UTC xenaproject.wordpress.com Llama Share 223

Mathematicians are using AI tools to find counterexamples to long-standing conjectures, including the Erdős Unit Distance conjecture, Grothendieck's question, and the Jacobian Conjecture. These AI-generated counterexamples are being formalized in Lean, a programming language for mathematics, and are helping humans gain a deeper understanding of the underlying mathematics.

Oracle could face $7B collateral bill for Wisconsin data centre

101 1vuio0pswjnm7 2026-07-21 15:50:31 UTC ft.com Full Share 73

The following information can help our support team to resolve this issue.

How to pack ternary numbers in 8-bit bytes

86 JoshTriplett 2026-07-21 06:50:31 UTC compilade.net Llama Share 42

A person is trying to pack ternary weights of BitNet b1.58 into a close to ideal log(3) / log(2) bits per ternary digit. They found a method to pack 5 trits into 8 bits with 99.06% efficiency using multiplication and division operations for fast parallel unpacking.

Arduino Launches Plug-and-Play Modules for Long-Range Sensor Projects

78 WaitWaitWha 2026-07-21 07:50:31 UTC allaboutcircuits.com Llama Share 36

Arduino's Modulino ecosystem provides modular sensor and actuator boards that simplify prototyping and integration of complex I2C sensor networks with motor drive systems. The three new boards, Modulino Hub, Extender, and Motors, address common limitations of I2C networks, including address conflicts, distance, and motor control, to streamline prototyping and development.

Running Doom on Our Custom CPU and Going Viral

125 arghunter 2026-07-21 04:50:31 UTC armaangomes.com Llama Share 35

The author and their friend successfully ported the classic video game DOOM to a custom CPU they built from scratch, overcoming numerous challenges including memory and speed limitations. After several optimizations, including compiler optimization and pipeline improvements, they were able to achieve a playable 15-20 FPS and are now working on further improvements to reach 30 FPS.

Claude Is Not a Compiler

116 bryanmikaelian 2026-07-21 14:50:31 UTC blog.exe.dev Llama Share 123

The author initially thought Claude was not a compiler but a better tool that can work vertically across the stack, making decisions at various levels. The author used Claude to design and implement a distributed DNS server, guiding the process with written guidance and testing strategies.

Motion Sensors and Home Security Gadgets Without Cameras

43 joozio 2026-07-21 11:50:31 UTC wired.com Llama Share 19

The user discusses alternative home security options to cameras, including motion sensors and radar systems that can alert you to activity without sacrificing privacy. Various motion sensors and smart lighting systems are reviewed, including the Kini, Eve Motion Sensor, and Philips Hue Outdoor Motion Sensor, which can detect presence and motion and trigger alerts.

Nativ: Run frontier open models locally on your Mac

362 aratahikaru5 2026-07-20 18:50:31 UTC blaizzy.github.io Llama Share 122

Nativ offers a local AI app for Mac with open models from Google, Cohere, and Liquid AI, no accounts or subscriptions required. It's 100% open source, built on MLX-VLM, and connects to existing coding agents.