IP Crawl: Living atlas of open webcams discovered on the public internet

https://ipcrawl.com/api/explore/thumb/26bffc20e2c91c76.jpg
Browse, filter and live-preview open webcams from around the world.

Anonymous GitHub account mass-dropping undisclosed 0-days

https://opengraph.githubassets.com/372ae3173bbcb79697b2a6439fc7a17052a33134ecd85e01136b2a5c14eefa5c/bikini/exploitarium
A repository consolidates former PoC repos with identical tracked files. It preserves vulnerability research for 12 repos with 96 tracked entries, for good-faith open-disclosure.

OpenRA

https://www.openra.net/images/news/20260222-generators.gif
OpenRA playtest features new random map generators for Red Alert, Tiberian Dawn, and Dune 2000. The update includes balance overhauls, difficulty adjustments, and UI improvements for map-making.

AI learns the “dark art” of RFIC design

https://spectrum.ieee.org/media-library/abstract-rainbow-blocks-and-shapes-linked-by-flowing-blue-wave-lines-on-white-background.png?id=67001857&width=1200&height=1579
Wireless technology relies on radio-frequency integrated circuits (RFICs) that are difficult to design due to their complex electromagnetic properties. Researchers have developed AI algorithms that can design RFICs more efficiently and effectively than human designers, potentially revolutionizing the field.

DSpark: Speculative decoding accelerates LLM inference [pdf]

https://opengraph.githubassets.com/601aadeacea68fa320d2b01c2813f8ab2f130b25f6a8f24cbe5bd3a0b9abb5d4/deepseek-ai/DeepSpec
DeepSpec: a full-stack codebase for training and evaluating speculative decoding algorithms - DeepSpec/DSpark_paper.pdf at main · deepseek-ai/DeepSpec

Turn your site into a place people can bump into each other

The user created a "Town Square" feature on their website, allowing visitors to see each other as stick figures and interact. They've open sourced it and made it available for others to integrate into their sites.

Fintech Engineering Handbook

Fintech systems require careful handling of money to prevent errors and ensure trust. Key patterns include idempotency, deduplication, reconciliation, and event sourcing to maintain accurate and reliable financial records.

Suspicious Discontinuities (2020)

https://danluu.com/images/discontinuities/pell-2008.jpg
Discontinuities in tax policies, subsidies, and other systems can lead to people behaving in ways that are not optimal, such as losing money to reduce taxes or manipulating grades. Smoothing out these discontinuities can help mitigate these issues, and techniques like randomization can be used to achieve this.

Post-Mythos Cybersecurity: Keep calm and carry on

https://cephalosec.com/content/images/size/w160/2026/06/profile2-1.png
Mythos, a powerful AI model, has raised concerns about its potential to automate zero-day exploits, but its actual impact may be overstated. Existing cybersecurity measures, such as zero trust principles and AI-assisted vulnerability management, can still be effective in protecting against AI-assisted attacks.

Show HN: Adrafinil – keep a lid-closed Mac awake only while agents work

https://raw.githubusercontent.com/kageroumado/adrafinil/main/.github/adrafinil-icon.png
rx no. 006 ・ a·draf·i·nil /əˈdræfɪnɪl/ ・ a eugeroic for machines ♡ 服用注意 ・ for machines that keep watch after you've gone to sleep. It's 3 a.m. You're asleep. The agent isn't — it's still mid-thought in a session you started hours ago, and you've closed the lid over it like an eyelid that won't quite shut. caffeinate and Amphetamine are stimulants: they keep the ...

The case for physical media ownership

Digital purchases are often revocable licenses, not actual files, and can be removed by stores without notice. Physical media, such as discs and books, cannot be remotely erased and can be owned, resold, and lent indefinitely.

One man, two kernels, and a lot of RISC-V

https://image.theregister.com/5240526.jpg?imageId=5240526&panox=0.00&panoy=0.00&panow=100.00&panoh=100.00&heightx=0.00&heighty=0.00&heightw=100.00&heighth=100.00&width=960&height=432&format=webp&format=jpg
Yuri Zaporozhets is a prolific developer who has built a RISC-V-based PC, a mainframe on an FPGA, and rewritten QNX twice. He has released QSOE, a new OS that runs on two kernels: Skimmer and seL4.

Underarm bowling incident of 1981

https://upload.wikimedia.org/wikipedia/en/thumb/9/90/1981Underarm.jpg/250px-1981Underarm.jpg
Australian captain Greg Chappell instructed his brother Trevor to bowl underarm to prevent a six, sparking outrage in a 1981 cricket match. The incident led to a ban on underarm bowling and remains one of the most infamous moments in cricket history.

Supabase (YC S20) Is Hiring for Multigres

Supabase is hiring an engineer to work on its open-source distributed database system, Multigres, requiring expertise in distributed databases and systems. The role offers remote work, ESOP, health insurance, and an education allowance in a globally distributed team.

Reducing tick density along recreational trails in Ottawa, Canada

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Running a software jam in a world of slop

https://foxmoss.com/_astro/radish.zj5-P7Lp_Z1LOVzS.webp
The author discusses issues with software hackathons, citing a lack of quality projects and perverse incentives for participants. They propose a solution using a funding model that rewards participants based on actual coding time, rather than self-reported hours.

Zuckerberg's war on whistleblowers

https://i0.wp.com/craphound.com/images/27Jun2026.jpg?w=840&ssl=1
Mark Zuckerberg is waging a bizarre war on whistleblowers, including Sarah Wynn-Williams, author of Careless People, which exposes Facebook's misconduct. Zuckerberg is demanding $111m and silence from Wynn-Williams, who has complied despite the absurdity of the situation.

The eerie interface of man and machine (Life Magazine, October 1967)

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Life Magazine in 1967 explored the possibility of building a learning machine that could think like the human brain. Scientists face significant challenges in creating such a machine due to the complexity of the human brain and lack of a wiring diagram.

Long Wave radio era set to end with switch-off

https://www.economist.com/cdn-cgi/image/width=1424,quality=80,format=auto/content-assets/images/20260627_BRP001.jpg
A Midlands town stood out on British wireless sets in the 1930s due to a powerful radio transmitter near Droitwich. The transmitter's masts still send broadcasts across Britain and Europe, including coded messages during WWII and cricket commentary.

How H-E-B became Texas' most beloved brand (2024)

https://texashighways.com/wp-content/uploads/2024/10/feature-heb-cart-illo-transparent.png
H-E-B's quiet acts of kindness have cemented it as Texas' most beloved brand, with employees often going above and beyond to help customers. The company's selfless generosity has created a loyal customer base, with many customers becoming lifelong advocates for the brand.

A History of Menus Is a Menu of History

https://pudding.cool/2026/06/menu-story/assets/social-facebook.jpg
What do America’s earliest restaurant menus teach us about America?

How Many Elementary Particles Are There, Really?

https://www.quantamagazine.org/wp-content/uploads/2026/06/SM_graphic-FINAL.svg
Physicists have different methods to count elementary particles due to complexities in the Standard Model of particle physics. The number of particles can range from 17 to over 1000 depending on the criteria used.

The US Army Issued Ocarinas to Soldiers in World War II

https://www.flutetunes.com/articles/my-flute-goes-to-war/simplified_fingering_chart.jpg
During World War II, the US government shipped thousands of flutes to soldiers, including ocarinas, which were chosen for their simplicity and durability. The ocarinas were made from plastic molds and had a simple fingering system, making them easy to play and learn.

Asian AI startups launch Mythos-like models

https://techcrunch.com/wp-content/uploads/2026/06/GettyImages-2278736523.jpeg?w=1024
Sakana AI launched Fugu, a frontier AI model, in Tokyo, targeting Japanese businesses and government agencies to reduce export control exposure. The move comes as the US government's ban on Anthropic's models drags on, with local alternatives like Sakana and China's 360 filling the gap.

Researchers have developed pixels that can emit and analyse light together

https://ethz.ch/en/news-and-events/eth-news/news/2026/06/a-new-type-of-pixel/_jcr_content/articleLeadImage/image.imageformat.carousel.713045470.jpg
Researchers at ETH Zurich have developed pixels that can both create and analyze images. These bidirectional pixels could lead to the development of camera-displays that combine the two functions in a single device.

Linux on Older Hardware: The Complete Revival Guide

https://www.fosslinux.com/wp-content/uploads/2026/06/linux-older-hardware-revival-guide-2026.png
Liam's guide helps revive old hardware with Linux by selecting the right distro, optimizing RAM, and upgrading to an SSD, reducing electronic waste and extending the machine's life by 2-3 years. The guide provides a tier system for distro selection based on RAM, CPU architecture, and storage, and offers techniques for browser optimization, zram compression, and service trimming to squeeze ...

Screen time can damage under-twos' development, landmark study suggests

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Researchers warn that screen time for babies under two may lead to long-term negative effects on health and quality of life. They call for urgent investigation and reconsideration of government guidance on screen time for under-fives.

A Farmer Arrested for Going 5 Seconds over His Time Limit at Data Center Meeting

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A man in Claremore, Oklahoma, was arrested for speaking past a three-minute timer at a city council meeting about a proposed 270-to-300-acre data center campus. The arrest raises questions about how towns handle dissent when big infrastructure money arrives and the limits of public comment.

Streaming services' obnoxiously loud ads become illegal on July 1 in California

https://cdn.arstechnica.net/wp-content/uploads/2026/06/GettyImages-1987915833-640x427.jpg
California law prohibits streaming ads from being louder than content starting July 1. Streaming services may apply volume adjustments to US streams nationwide due to technical requirements.

Task Failed Successfully: Saturating NIC and Disk Bandwidth

https://blog.mrcroxx.com/posts/task-failed-successfully-saturating-nic-and-disk-bandwidth/assets/monkey-typing.gif#max-width-360px
The user's AI agent optimized system performance from half throughput to full saturation, but its explanation of why it worked was wrong. The user analyzed and debugged the system, identifying a bottleneck caused by 4 KiB page address translation, which was fixed by using hugepages.