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On this day

A shooting in the Alsterdorf quarter of Hamburg, Germany, kills eight people and injures another eight.

2023

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Giuseppe Conte, Prime Minister of Italy, announces in a televised address and signs the decree imposing the first nationwide COVID-19 lockdown in the world.

2020

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Two Eurocopter AS350 Écureuil helicopters collide in mid-air over Villa Castelli, Argentina, killing all 10 people on board both aircraft, including French athletes Florence Arthaud, Camille Muffat and Alexis Vastine, as well as producers and guests for the French TV show Dropped.

2015

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A truce between the Salvadoran government and gangs in the country goes into effect when 30 gang leaders are transferred to lower security prisons.

2012

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Space Shuttle Discovery makes its final landing after 39 flights.

2011

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Nupedia, a multi-language online encyclopedia, is launched.

2000

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Comet Hale–Bopp: Observers in China, Mongolia and eastern Siberia are treated to a rare double feature as an eclipse permits Hale-Bopp to be seen during the day.

1997

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Chrysler announces its acquisition of American Motors Corporation.

1987

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President Soeharto inaugurates Jagorawi Toll Road, the first toll highway in Indonesia, connecting Jakarta, Bogor and Ciawi, West Java.

1978

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The Hanafi Siege: In a 39-hour standoff, armed Hanafi Muslims seize three Washington, D.C., buildings.

1977

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Forty-two people die in the Cavalese cable car disaster, the deadliest cable car accident in history.

1976

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The Mars 7 Flyby bus releases the descent module too early, missing Mars.

1974

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Trans World Airlines Flight 553 crashes in a field in Concord Township, Ohio, following a mid-air collision with a Beechcraft Baron, killing 26 people.

1967

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Sputnik 9 successfully launches, carrying a dog and a human dummy, and demonstrating that the Soviet Union was ready to begin human spaceflight.

1961

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Dr. Belding Hibbard Scribner implants for the first time a shunt he invented into a patient, which allows the patient to receive hemodialysis on a regular basis.

1960

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The Barbie doll makes its debut at the American International Toy Fair in New York.

1959

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The 8.6 Mw  Andreanof Islands earthquake shakes the Aleutian Islands, causing over $5 million in damage from ground movement and a destructive tsunami.

1957

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Soviet forces suppress mass demonstrations in the Georgian SSR, reacting to Nikita Khrushchev's de-Stalinization policy.

1956

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McCarthyism: CBS television broadcasts the See It Now episode, "A Report on Senator Joseph McCarthy", produced by Fred Friendly.

1954

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Bolton Wanderers stadium disaster at Burnden Park, Bolton, England, kills 33 and injures hundreds more.

1946

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World War II: A coup d'état by Japanese forces in French Indochina removes the French from power.

1945

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World War II: Allied forces carry out firebombing over Tokyo, destroying most of the capital and killing over 100,000 civilians.

1945

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World War II: Soviet Army planes attack Tallinn, Estonia.

1944

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World War II: Dutch East Indies unconditionally surrenders to the Japanese forces in Kalijati, Subang, West Java, and the Japanese complete their Dutch East Indies campaign.

1942

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Great Depression: President Franklin D. Roosevelt submits the Emergency Banking Act to Congress, the first of his New Deal policies.

1933

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Mexican Revolution: Pancho Villa leads nearly 500 Mexican raiders in an attack against the border town of Columbus, New Mexico.

1916

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Inter Milan is founded on Football Club Internazionale, following a schism from A.C. Milan.

1908

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Demonstration of 9 March 1883 : Parisian anarchists, unemployed and carpenters narrowly miss the Presidential palace during a violent protest; first use of the black flag as a symbol of anarchism by Louise Michel.

1883

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American Civil War: USS Monitor and CSS Virginia (rebuilt from the engines and lower hull of the USS Merrimack) fight to a draw in the Battle of Hampton Roads, the first battle between two ironclad warships.

1862

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Mexican–American War: The first large-scale amphibious assault in U.S. history is launched in the Siege of Veracruz.

1847

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Giuseppe Verdi's third opera, Nabucco, receives its première performance in Milan; its success establishes Verdi as one of Italy's foremost opera composers.

1842

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The first documented discovery of gold in California occurs at Rancho San Francisco, six years before the California Gold Rush.

1842

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The U.S. Supreme Court rules in the United States v. The Amistad case that captive Africans who had seized control of the ship carrying them had been taken into slavery illegally.

1841

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Francis Ronalds describes the first battery-operated clock in the Philosophical Magazine.

1815

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Paraguayan forces defeat Manuel Belgrano at the Battle of Tacuarí.

1811

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Napoléon Bonaparte marries his first wife, Joséphine de Beauharnais.

1796

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Scottish philosopher Adam Smith publishes The Wealth of Nations, ushering in the classical period of political economy.

1776

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After a campaign by the writer Voltaire, judges in Paris posthumously exonerate Jean Calas of murdering his son. Calas had been tortured and executed in 1762 on the charge, though his son may have actually died by suicide.

1765

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Safavid troops retreat from Basra, ending a three-year occupation.

1701

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The fleet of Pedro Álvares Cabral leaves Lisbon for the Indies. The fleet will discover Brazil which lies within boundaries granted to Portugal in the Treaty of Tordesillas in 1494.

1500

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Bulgarian Tsar Ivan Asen II defeats Theodore of Epirus in the Battle of Klokotnitsa.

1230

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Khwarazmian sultan Jalal ad-Din conquers the Georgian capital of Tbilisi.

1226

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The people of Constantinople riot against emperor Constantine IX Monomachos, whose preference of his mistress Maria Skleraina over empress Zoe Porphyrogenita is seen as an insult.

1044

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First known mention of Lithuania, in the annals of the monastery of Quedlinburg.

1009

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Liu Che, posthumously known as Emperor Wu of Han, assumes the throne over the Han dynasty of China.

-141

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Top Stories from Hacker News

The next generations of Bubble Tea, Lip Gloss, and Bubbles are available now

203 points

82 comments

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Judge orders government to begin refunding more than $130B in tariffs

1062 points

782 comments

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A GitHub Issue Title Compromised 4k Developer Machines

A prompt injection in a GitHub issue triggered a chain reaction that ended with 4,000 developers getting OpenClaw installed without consent. The attack composes well-understood vulnerabilities into something new: one AI tool bootstrapping another.

629 points

192 comments

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The Brand Age

491 points

372 comments

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A ternary plot of citrus geneology

Interactive ternary chart of citrus ancestry

170 points

36 comments

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Wikipedia was in read-only mode following mass admin account compromise

Welcome to Wikimedia's home for real-time and historical data on system performance.

1046 points

379 comments

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A standard protocol to handle and discard low-effort, AI-Generated pull requests

303 points

115 comments

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CBP tapped into the online advertising ecosystem to track peoples’ movements

An internal DHS document obtained by 404 Media shows for the first time CBP used location data sourced from the online advertising industry to track phone locations. ICE has bought access to similar tools.

529 points

199 comments

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Remotely unlocking an encrypted hard disk

what's a few systemd services in initramfs between friends?

184 points

94 comments

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Hardware hotplug events on Linux, the gory details

Maybe the code shouldn't be the only documentation?

172 points

21 comments

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Proton Mail Helped FBI Unmask Anonymous 'Stop Cop City' Protester

A court record reviewed by 404 Media shows privacy-focused email provider Proton Mail handed over payment data related to a Stop Cop City email account to the Swiss government, which handed it to the FBI.

431 points

206 comments

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Converting dash cam videos into Panoramax images

OpenStreetMap is a map of the world, created by people like you and free to use under an open license.

59 points

8 comments

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Show HN: Jido 2.0, Elixir Agent Framework

After 18 months of building and rethinking, Jido 2.0 ships with a simpler BEAM-first agent core, production-ready AI strategies, and a growing ecosystem.

322 points

66 comments

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10% of Firefox crashes are caused by bitflips

A few years ago I designed a way to detect bit-flips in Firefox crash reports and last year we deployed an actual memory tester that runs on user machines after the browser crashes. Today I was looking at the data that comes out of these tests and now I'm 100% positive that the heuristic is sound and a lot of the crashes we see are from users with bad memory or similarly flaky hardware. Here's a few numbers to give you an idea of how large the problem is. 🧵 1/5

913 points

477 comments

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Structured AI (YC F25) Is Hiring

As a Mechanical Design Engineer (Founding Team) at Structured, you will sit at the intersection of professional engineering judgment and frontier AI. This is a product forward role. You aren't just performing engineering tasks; you are productizing engineering intelligence. Working directly with our CTO and CPO, you will translate the nuances of HVAC systems, building codes, and MEP coordination into autonomous AI agents. Your mission is to ensure our platform delivers professional-grade accuracy while mitigating risk for the world’s largest engineering firms. Core responsibilities: Encode Expertise: Translate complex mechanical logic and industry standards into structured patterns our AI agents can execute. Product Co-Design: Partner with

1 points

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Good software knows when to stop

Good software knows what problem it solves and what needs to be tackled by another tool

543 points

274 comments

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GPT-5.4

Introducing GPT-5.4, OpenAI’s most most capable and efficient frontier model for professional work, with state-of-the-art coding, computer use, tool search, and 1M-token context.

1012 points

802 comments

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OpenTitan Shipping in Production

Google has worked with the open source communities to build OpenTitan, the first open source silicon Root of Trust (RoT).

132 points

33 comments

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GLiNER2: Unified Schema-Based Information Extraction

Unified Schema-Based Information Extraction. Contribute to fastino-ai/GLiNER2 development by creating an account on GitHub.

61 points

14 comments

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