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Top Stories from Hacker News

France's aircraft carrier located in real time by Le Monde through fitness app

400 points

348 comments

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Show HN: An open-source safety net for home hemodialysis

25 points

6 comments

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The bespoke software revolution? I'm not buying it

65 points

36 comments

discussion source

Super Micro Shares Plunge 25% After Co-Founder Charged in $2.5B Smuggling Plot

283 points

126 comments

discussion source

Show HN: I made an email app inspired by Arc browser

define brings email, chat, meetings, docs, and video together—so teams decide faster, switch less, and stay in flow.

21 points

11 comments

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Entso-E final report on Iberian 2025 blackout

161 points

60 comments

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Work_mem: It's a Trap

My friend Henrietta Dombrovskaya pinged me on Telegram. Her production cluster had just been killed by the OOM killer after eating 2 TB of RAM. work_mem was set to 2 MB. Something didn’t add up. Hetty, like me, likes playing with monster hardware. 2 TB of RAM is not unusual in her world. But losing the whole cluster to a single query during peak operations is a very different kind of problem from a 3am outage.

7 points

0 comments

discussion source

VisiCalc Reconstructed

Building a minimal VisiCalc clone from scratch in C to understand how spreadsheets work.

142 points

57 comments

discussion source

The Los Angeles Aqueduct Is Wild

[Note that this article is a transcript of the video embedded above.] On the northern edge of Los Angeles, fresh water spills down two stark concrete chutes perched on the foothills of the San Gabriel Mountains, a place simply called The Cascades. It’s a deceptively simple-looking finish line: the

258 points

139 comments

discussion source

A Japanese Glossary of Chopsticks Faux Pas

An overview of chopsticks gaffes that are best avoided when eating in Japan.

40 points

32 comments

discussion source

The Social Smolnet

The Social Smolnet par Ploum - Lionel Dricot.

96 points

11 comments

discussion source

OpenCode – The open source AI coding agent

OpenCode - The open source coding agent.

85 points

23 comments

discussion source

Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg

In this blog we explore how FFmpeg uses Vulkan Compute to seamlessly accelerate encoding and decoding of even professional-grade video on consumer GPUs — unlocking GPU compute parallelism at scale, without specialized hardware. This approach complements Vulkan Video's fixed-function codec support, extending acceleration to formats and workflows it doesn't cover.,In this blog we explore how FFmpeg uses Vulkan Compute to seamlessly accelerate encoding and decoding of even professional-grade video on consumer GPUs — unlocking GPU compute parallelism at scale, without specialized hardware. This approach complements Vulkan Video's fixed-function codec support, extending acceleration to formats and workflows it doesn't cover.

138 points

51 comments

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Parallel Perl – autoparallelizing interpreter with JIT

85 points

32 comments

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Our commitment to Windows quality

200 points

321 comments

discussion source

NumKong: 2'000 Mixed Precision Kernels for All

Over 2'000 SIMD kernels for mixed-precision BLAS-like numerics packaged for 7 programming languages — from Float6 to Float118, on RISC-V, Intel AMX, AVX2 & AVX-512 on x86, Arm SME & SVE, and Relaxed WASM SIMD in 5 MB or less.

11 points

0 comments

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Attention Residuals

Contribute to MoonshotAI/Attention-Residuals development by creating an account on GitHub.

79 points

14 comments

discussion source

Show HN: Baltic shadow fleet tracker – live AIS, cable proximity alerts

Open source Baltic Sea shadow fleet tracker. 1200+ vessels, live AIS, cable proximity alerts. No cloud, no subscription, runs locally - FormerLab/shadow-fleet-tracker-light

3 points

0 comments

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Delve – Fake Compliance as a Service

How Delve managed to falsely convince hundreds of customers they were compliant and then lied about it when exposed and called out

443 points

145 comments

discussion source

On this day

La Plume noire, an anarchist bookstore in Lyon, is targeted by an attack of the far-right, provoking a shock in Lyon's far-left circles.

2021

Top Stories from Hacker News

France's aircraft carrier located in real time by Le Monde through fitness app

Show HN: An open-source safety net for home hemodialysis

The bespoke software revolution? I'm not buying it

Super Micro Shares Plunge 25% After Co-Founder Charged in $2.5B Smuggling Plot

Show HN: I made an email app inspired by Arc browser

Entso-E final report on Iberian 2025 blackout

Work_mem: It's a Trap

VisiCalc Reconstructed

The Los Angeles Aqueduct Is Wild

A Japanese Glossary of Chopsticks Faux Pas

The Social Smolnet

OpenCode – The open source AI coding agent

Video Encoding and Decoding with Vulkan Compute Shaders in FFmpeg

Parallel Perl – autoparallelizing interpreter with JIT

Our commitment to Windows quality

NumKong: 2'000 Mixed Precision Kernels for All

Attention Residuals

Show HN: Baltic shadow fleet tracker – live AIS, cable proximity alerts

Delve – Fake Compliance as a Service

On this day

La Plume noire, an anarchist bookstore in Lyon, is targeted by an attack of the far-right, provoking a shock in Lyon's far-left circles.

Kassym-Jomart Tokayev is sworn in as acting president of Kazakhstan, following the resignation of long-time president Nursultan Nazarbayev.

A solar eclipse, equinox, and a supermoon all occur on the same day.

Syrian civil war: The Siege of Kobanî is broken by the People's Protection Units (YPG) and Free Syrian Army (FSA), marking a turning point in the Rojava–Islamist conflict.

Four suspected Taliban members attack the Kabul Serena Hotel, killing at least nine people.

At least 52 people are killed and more than 250 injured in a wave of terror attacks across ten cities in Iraq.

Eyjafjallajökull in Iceland begins eruptions that would last for three months, heavily disrupting air travel in Europe.

Over 150 Chadian soldiers are killed in eastern Chad by members of the rebel UFDC. The rebel movement sought to overthrow Chadian president Idriss Déby.

Iraq War: The United States, the United Kingdom, Australia, and Poland begin an invasion of Iraq.

Jamil Abdullah Al-Amin, a former Black Panther once known as H. Rap Brown, is captured after murdering Georgia sheriff's deputy Ricky Kinchen and critically wounding Deputy Aldranon English.

Legoland California, the first Legoland outside of Europe, opens in Carlsbad, California, US.

The Japanese cult Aum Shinrikyo carries out a sarin gas attack on the Tokyo subway, killing 14 and wounding over 6,200 people.

The Troubles: A Provisional IRA bomb kills two children in Warrington, England. It leads to mass protests in both Britain and Ireland.

Ferdinand Marcos's widow, Imelda Marcos, goes on trial for bribery, embezzlement, and racketeering.

Eritrean War of Independence: Having defeated the Nadew Command, the Eritrean People's Liberation Front enters the town of Afabet, victoriously concluding the Battle of Afabet.

The Food and Drug Administration approves the anti-AIDS drug, AZT.

Libby Riddles becomes the first woman to win the 1,135-mile Iditarod Trail Sled Dog Race.

The Troubles: The first car bombing by the Provisional IRA in Belfast kills seven people and injures 148 others in Northern Ireland.

A United Arab Airlines (now Egyptair) Ilyushin Il-18 crashes at Aswan International Airport, killing 100 people.

The precursor of the European Space Agency, ESRO (European Space Research Organisation) is established per an agreement signed on June 14, 1962.

Tunisia gains independence from France.

The US Senate ratifies the Security Treaty between the United States and Japan.

Fujiyoshida, a city located in Yamanashi Prefecture, Japan, in the center of the Japanese main island of Honshū is founded.

With a Musicians Union ban lifted, the first telecasts of classical music in the United States, under Eugene Ormandy and Arturo Toscanini, are given on CBS and NBC.

World War II: General Douglas MacArthur, at Terowie, South Australia, makes his famous speech regarding the fall of the Philippines, in which he says: "I came out of Bataan and I shall return".

Reichsführer-SS Heinrich Himmler orders the creation of Dachau concentration camp as Chief of Police of Munich and appoints Theodor Eicke as the camp commandant.

Chiang Kai-shek initiates a purge of communist elements within the National Revolutionary Army in Guangzhou.

The Arts Club of Chicago hosts the opening of Pablo Picasso's first United States showing, entitled Original Drawings by Pablo Picasso, becoming an early proponent of modern art in the United States.

The USS Langley is commissioned as the first United States Navy aircraft carrier.

The Upper Silesia plebiscite, mandated by the Versailles Treaty to determine a section of the border between Weimar Germany and Poland, is held.

Albert Einstein submits his paper, "The Foundation of the General Theory of Relativity", which establishes his general theory of relativity, to the journal Annalen der Physik.

In the Curragh incident, over 100 British Army officers threaten to resign if ordered to march against the Ulster Volunteers.

Sung Chiao-jen, a founder of the Chinese Nationalist Party, is wounded in an assassination attempt and dies 2 days later.

The first of a series of auctions of sheep farming land in southern Patagonia takes place impacting established settlers.

With the approval of Emperor Guangxu, the Qing dynasty post office is opened, marking the beginning of a postal service in China.

Chancellor of the German Empire Otto von Bismarck is dismissed by Emperor Wilhelm II.

The premiere of the very first Romani language operetta is staged in Moscow, Russia.

The Paris Convention for the Protection of Industrial Property is signed.

An earthquake destroys Mendoza, Argentina.

The Republican Party of the United States is organized in Ripon, Wisconsin, US.

Harriet Beecher Stowe's Uncle Tom's Cabin is published.

German revolutions of 1848–49: King Ludwig I of Bavaria abdicates.

After escaping from Elba, Napoleon enters Paris with a regular army of 140,000 and a volunteer force of around 200,000, beginning his "Hundred Days" rule.

The Great Boston Fire of 1760 destroys 349 buildings.

Sir Walter Raleigh is freed from the Tower of London after 13 years of imprisonment.

The Dutch East India Company is established.

The Linköping Bloodbath takes place on Maundy Thursday in Linköping, Sweden: five Swedish noblemen are publicly beheaded in the aftermath of the War against Sigismund (1598–1599).

Michael IV Autoreianos is appointed Ecumenical Patriarch of Constantinople.

On this day

La Plume noire, an anarchist bookstore in Lyon, is targeted by an attack of the far-right, provoking a shock in Lyon's far-left circles.

Kassym-Jomart Tokayev is sworn in as acting president of Kazakhstan, following the resignation of long-time president Nursultan Nazarbayev.

A solar eclipse, equinox, and a supermoon all occur on the same day.

Syrian civil war: The Siege of Kobanî is broken by the People's Protection Units (YPG) and Free Syrian Army (FSA), marking a turning point in the Rojava–Islamist conflict.

Four suspected Taliban members attack the Kabul Serena Hotel, killing at least nine people.

At least 52 people are killed and more than 250 injured in a wave of terror attacks across ten cities in Iraq.

Eyjafjallajökull in Iceland begins eruptions that would last for three months, heavily disrupting air travel in Europe.

Over 150 Chadian soldiers are killed in eastern Chad by members of the rebel UFDC. The rebel movement sought to overthrow Chadian president Idriss Déby.

Iraq War: The United States, the United Kingdom, Australia, and Poland begin an invasion of Iraq.

Jamil Abdullah Al-Amin, a former Black Panther once known as H. Rap Brown, is captured after murdering Georgia sheriff's deputy Ricky Kinchen and critically wounding Deputy Aldranon English.