Norway imposes near ban on AI in elementary school

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There are no instances in ATProto

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The concept of instances in social media is a category error, as it's a Mastodon-brained concept that doesn't apply to atproto, which separates hosting and apps. Decentralization in atproto is achieved by swapping hosting or making new apps, unlike Mastodon where decentralization is measured by the number of instances.

Hyundai buys Boston Dynamics

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Hyundai is buying SoftBank's remaining 9.65% stake in Boston Dynamics for $325 million, gaining full control of the humanoid robotics company. This move will allow Hyundai to deploy Boston Dynamics' robots in its own factories, starting with the electric Atlas robot at its Georgia plant by 2028.

I used sound waves to make espresso. It could cut coffee‑brewing energy use by ¾

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A Colombian scientist developed an ultrasonic espresso method using high-frequency sound waves to extract coffee flavor without hot water, saving up to 75% of energy. The method produces espresso-strength coffee in under three minutes, with taste results similar to traditional espresso.

How many of the 170k English words do you know?

How many of the 171,476 English words do you actually know? Take our scientifically stratified 100-question challenge to find out.

Project Valhalla, Explained: How a Decade of Work Arrives in JDK 28

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Oracle engineer Lois Foltan confirmed that JEP 401: Value Classes and Objects will be integrated into the main OpenJDK repository and target JDK 28. The feature allows programmers to declare value classes and objects that can be optimized for performance, enabling density and locality in memory, and is currently in preview mode.

Google workspace threatening to block Firefox access

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Google Workspace is warning Firefox users to switch to Chrome, affecting Business Plus accounts. This may impact Firefox access, prompting teams to ensure software compatibility across browsers.

A 1976 university experiment spun up the U.S. wind industry

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William Heronemus, a UMass professor, led a team that built the first wind turbine, dubbed the "Wind Furnace," in 1976 to prove wind energy's potential. His work sparked the wind industry, inspiring a generation of engineers and leading to the development of modern wind farms.

A new bill takes aim at government pressure to silence lawful online speech

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Senators Cruz and Wyden introduced the JAWBONE Act to protect First Amendment rights from government coercion of private companies to censor speech. The bill creates a federal cause of action and transparency system for government communications with intermediaries about user expression.

The UK's New Under-16 Social Media Ban Will Cause More Harm Than It Prevents

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UK politicians plan to ban social media for users under 16 in Spring 2027, citing online harms but critics argue it will cause more harm than good. The ban will limit access to educational content, local events, and distant friends and family.

Telescope Ranchers

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Starfront Observatories in Rockwood, Texas, offers ultra-dark skies for astrophotographers to control their telescopes remotely. Owner Bray Falls hosts 550 telescopes, allowing users to access them from anywhere for as little as 99 dollars a month.

DuckDB Internals Part 1

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DuckDB is a fast in-process analytical SQL database that has gained widespread adoption due to its ease of use and performance. It can read data from various file formats like Parquet, CSV, and JSON, and execute queries directly on these files without the need for a server or cluster.

Court Records Should Be Free

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The Open Courts Act of 2026 aims to eliminate PACER fees and modernize federal court filing systems, improving public access and cybersecurity. The bill is supported by EFF and other organizations, seeking to make court records easier to find and understand.

Egyptian Fractions

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The Ahmes papyrus contains a table of Egyptian fraction representations of fractions of the form 2/n for odd integers n. The Egyptians used a table of these representations to calculate other fractions by doubling and adding 1.

Big Banana Car

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The plan is to drive a huge motorized banana car around the world, meeting people and selling merchandise to fund the trip. A partner is needed for filming, editing, and uploading videos, with a 50/50 split on resulting income.

Amateur may have cracked Linear A

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Tom Di Mino claims to have deciphered Linear A, a Bronze-age Minoan writing system, by linking it to an extinct Semitic language. His breakthrough could be a major discovery in linguistics, potentially shedding light on the use of logograms in Linear A and resolving problems with Linear B translations.

Zen and the Art of Machine Learning Research

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To become a successful researcher, you need to combine reading and building skills, and be willing to put in the time and effort required. A good researcher stays open-minded, refuses to let ego cloud their judgement, and is willing to learn from failure.

Show HN: Metiq: a real time 3D globe for 100 public datasets

Live worldwide data platform: flights, earthquakes, weather, conflict, markets, space and more on a 3D wireframe globe.

Companies rein in AI usage as costs strain budgets

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Ten years of ClickHouse in open source

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ClickHouse is an open-source analytical database that was released in 2016 and has become the most popular open-source database with over 2000 contributors. It was created by a single developer who started with a custom data structure for incremental aggregation and eventually built a full-fledged database system from scratch.

Amazon drops Sam Altman movie after announcing OpenAI partnership

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Amazon MGM dropped Luca Guadagnino's Sam Altman biopic Artificial due to unknown reasons. The film, starring Andrew Garfield, will now be released by a different studio after positive screen tests.

To study how chips work, MIT researchers built their own operating system

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Researchers at MIT developed Fractal, a new kernel that gives a cleaner view of processor behavior, and has already found previously unknown behavior in Apple's M1. Fractal treats hardware as the object of study, allowing researchers to run experiments with minimal background noise and gain a deeper understanding of processor behavior.

Surprising Economics of Load-Balanced Systems

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I have a system with c servers, each of which can only handle a single concurrent request, and has no internal queuing. The servers sit behind a load balancer, which contains an infinite queue. An unlimited number of clients offer c * 0.8 requests per second to the load balancer on average. In other words, we increase the offered load linearly with c to keep the per-server load constant. Once ...

Hide Secrets from AI Agents and NPM install using Airgap

We let AI agents read and write files in our projects, and we install skills or plugins from the internet. npm malware steals secrets at install time. The AI agents run commands and install npm packages too, and sometimes those packages are hallucinated or malicious. airgap is a wrapper that runs a program inside namespaces. Sensitive secrets in files are hidden from AI agents. Agents can ...

Zenzizenzizenzic

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Robert Recorde introduced zenzizenzizenzic to represent the eighth power of a number in 1557. It is an obsolete notation with more Zs than any other word in the Oxford English Dictionary.

Show HN: Continuous Nvidia CUDA PC Sampling Profiler

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One of the more powerful features of the CUDA Profiling Tools Interface (CUPTI) is support for Program Counter (PC) sampling. This lets developers of CUDA programs see where their code is spending time down to the instruction level. Building upon our support for kernel timing information, we've added the ability for our low-overhead continuous profiler to send PC sample data to our ...

Ask HN: Do you find it annoying to share your availability over text/DMs?

For those of you who network or set up a lot of meetings: do you find it annoying to find and send your available times in casual contexts (text, LinkedIn, DMs)? Switching between a messaging app and my calendar just to figure out when I'm free is enough friction that I sometimes end up delaying my responses by a few days / miss sending availability entirely. Curious whether others hit ...

The AirPods Effect

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The author noticed a significant increase in people wearing AirPods during a trip to the US, feeling isolated and disconnected from others. Regular human contact is essential for our well-being, but earbuds can hinder this by creating a "Do Not Disturb" sign and reducing opportunities for casual interactions.

Gribouille 0.3.0: A Grammar of Graphics for Typst

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Gribouille 0.3.0 adds guide control for hiding axis ticks and legends, and introduces a theme parameter for styling composition chrome. It also includes fixes for legend layout, stacking area charts, and other features.

Show HN: Modeloop – From visual algorithms to microcontroller C code

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April 1 marks the first day of the new year. the u.s. president's eu summit is set for june 1 - thursday, july 1 at london bridge, where he'll be speaking about the world cup and the euro 2012 qualifying games, including the gold medal match between britain and greece, which takes place in switzerland, will be