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October 21, 2025

October 21, 2025

in

Giorgos Nikolaou, Tommaso Mencattini, Donato Crisostomi, Andrea Santilli, Yannis Panagakis, and Emanuele Rodolà, from EPFL, the University of Athens, the University of Rome, and the Archimede Research Center, publish the scientific paper: “Language Models are Injective and Hence Invertible.” The “prompt => LLM answer” function

November 12, 1964

November 12, 1964

in

Lebanon, New Hampshire, United States. Thomas Kurtz, co-inventor of the BASIC programming language, dies. He attended Knox College in Galesburg, Illinois, graduating with a degree in mathematics in 1950. In the summer of 1951, he attended the Institute for Numerical Analysis, a branch of NIST

August 6, 2024

August 6, 2024

in

A U.S. judge has ruled that Google acted unlawfully to crush competition and maintain its monopoly on online search and related advertising. Google was sued by the U.S. Department of Justice in 2020 for its control of approximately 90% of the online search market.

November 30, 2022

November 30, 2022

in

ChatGPT launched online, garnering its first million users in less than a week. Its imitation of human conversation sparked speculation about its potential to supplant professional writers, revolutionize software writing, and even threaten Google’s core search business. The organization behind it, co-founded by Elon Musk

October 28, 2022

October 28, 2022

in

The world’s richest man, Elon Musk, completed his $44 billion acquisition of Twitter. Mr. Agrawal and two other executives were escorted out of Twitter’s San Francisco headquarters that same evening.

2021

2021

in

Electronics demand soars due to a “perfect storm”: As working and learning from home has become the norm during COVID-19, growing demand for electronic devices such as consoles, PCs, smartphones, and connectivity has skyrocketed. The industry already faced long production and delivery times (about 18

2021

2021

in

Electronic chip production is rising to 1.1 trillion devices per year, a significant 13% increase over the previous year. But the explosion in demand, partly due to Covid-19, is triggering a serious crisis due to chip shortages. Demand is rising for PCs for home and

December 12, 2020

December 12, 2020

in

Frank Wilzek of MIT proves the existence of “anyons,” a third realm of elementary particles, in addition to “fermions” and “bosons.” Anyons are only two-dimensional and form at very low temperatures. They are actually quasi-particles, meaning they have the properties of particles but can only

May 2020

May 2020

in

The US administration is tightening restrictions on Chinese mobile phone and electronics manufacturer Huawei, severely limiting its ability to use American electronic technology.

June 6, 2017

June 6, 2017

in

Space X’s Dragon probe, after delivering its payload to the ISS, returns to Earth and is recovered, along with its rocket. This is the first time the Dragon has been reused. It’s a spacecraft that had already been used years earlier.

March 27, 2016

March 27, 2016

in

Among the various arrests following the Brussels attacks (carried out not only in Belgium, but also in Salerno by the Digos, for example), is Abderahmane Ameroud, wounded in the legs in a firefight at a tram stop near Place Meiser, in the Schaerbeek neighborhood. According

October 18, 2015

October 18, 2015

in

Robert W. Farquhar, of the Johns Hopkins University Applied Physics Laboratory (APL) in Maryland, died suddenly of a respiratory problem at the age of 83. He was the creator of innovative, cost-effective, and spectacular NASA missions, competing with the more established, consolidated, and well-known JPL

October 2015

October 2015

in

Syria. The military situation is quite complex: the Russians are intervening with targeted bombing raids, primarily targeting anti-Assad rebels trained by the US government; the Russians are fighting to defend their only naval base in the Mediterranean: Tartus, on Syrian soil. In addition to the

February 4, 2015

February 4, 2015

in

Walt Disney, Italy. A weekly comic book issue dedicated to Goofy the Reporter is planned. Editor Valentina De Poli plans to link the fictional story to the reality of Charlie Hebdo. She considers having Donald Duck and Mickey Mouse raise a pencil like a flag.

April 24, 2013

April 24, 2013

in

Dhaka, Bangladesh. The Rana Plaza building, designed for four floors of offices and later expanded to ten floors to house heavy textile machinery, collapses. More than 600 people died inside the crowded building.

April 20, 2013

April 20, 2013

in

Giorgio Napolitano, at 88, is elected to a second presidential term. He wins his sixth presidential term after a serious crisis in the Italian political system, with the Democratic Party unable to support the candidacies of Marini and Prodi in the House, and unwilling to

April 2013

April 2013

in

Russian space enthusiasts have identified the remains of the Soviet Mars 3 probe, the first to land on Mars on December 7, 1971, in some ultra-high-resolution (25cm) photos from the Mars Reconnaissance Orbiter. The probe transmitted for only 14 seconds, and the parachute is clearly

March 13, 2013

March 13, 2013

in

Jorge Mario Bergoglio, an Argentine Jesuit, is Pope Francis I, the 266th Bishop of Rome and Pope of the Catholic Church, and the eighth sovereign of the Vatican City State. He is the first American Pope and the first Jesuit.

January 11, 2013

January 11, 2013

in

Mali. Northern Mali: France intervenes armedly to support the Malian government against the offensive by Islamic militias. Within a month, the French will take control of almost all strategic centers in northern Mali, losing a helicopter pilot. Casualties among Ansar Dine guerrillas are estimated at

May 22, 2012

May 22, 2012

in

The two-stage Falcon 9 rocket carries approximately 700 kg of supplies to the ISS. The rocket is owned and operated by Elon Musk’s private company Space X. This is the first commercial launch to the ISS. It is the first of twelve planned flights with

April 24, 2012

April 24, 2012

in

Filmmaker and explorer James Cameron, Google Chief Executive Larry Page, Google Executive Chairman Eric Schmidt, and others founded Planetary Resources in Seattle: a private company with the aim of exploiting asteroids for mining.

November 2011

November 2011

in

Global Financial Crisis. Greece and Italy are in the eye of the storm due to unsustainable public debt. The spread between Italian BTPs and German Bunds reaches nearly 600 basis points (6%). This level is unsustainable for Italy in the long term. The stock market

January 2011

January 2011

in

Ronald DePinho of the Dana Farber Cancer Institute in Boston demonstrates in an experiment on mice that using appropriate chemical signals it is possible to rejuvenate a genetically modified organism. The mice’s DNA is modified so that they do not express telomerase, which repairs chromosomes

January 2011

January 2011

in

Japanese technicians from JASA (Japan Aerospace Exploration Agency) in a clean room manage to find traces of material from the asteroid Itokawa, collected by the Hayabusa probe, which returned to Earth successfully on June 14, 2010.

January 2011

January 2011

in

The referendum for the secession of Southern Sudan (with its capital Juba) saw a 98.83% YES vote. The region was at war for nearly twenty years, resulting in approximately 2 million deaths.

February 2010

February 2010

in

Military operation Moshtarak (“together”) in the southern Afghan provinces of Marija and Helmand: Afghan, American, British, Danish and Estonian forces take control of the area, the former stronghold of the Taliban.

July 2008

July 2008

in

The American Phoenix probe, after having “tasted and smelled” the Martian soil and subsoil, confirms the presence of water ice a few centimetres below the surface.

2008

2008

in

Chess champion Bobby Fischer dies of kidney failure caused by untreated benign prostatic hyperplasia.

February 12, 2008

February 12, 2008

in

Hezbollah’s military chief, Imad Mughniyeh, one of America’s most wanted men, is killed by a car bomb in Damascus. He had been wanted by Israeli and American intelligence agencies for at least twenty years. He was held responsible for a long list of terrorist attacks:

October 7, 2006

October 7, 2006

in

Moscow. Anna Politkovskaya is assassinated. She was 48 years old, and had written articles for Novaya Gazeta and books condemning Vladimir Putin’s policies, especially in Chechnya. In 2001, she published the book “Chechnya – Russian Dishonor.” In 2000, she received the Golden Pen Award from

March 2006

March 2006

in

Adwaita, a giant Aldabra tortoise that was the pet of Clive of India, introduced to the Calcutta Zoo in 1876, dies. She had been born in 1756, 250 years earlier.

November 19, 2005

November 19, 2005

in

The Hayabusa probe, autonomously piloted due to its enormous distance from Earth and the resulting delay of several seconds, descends onto the asteroid Itokawa to touch it and collect a sample. But things go awry; Japanese engineers on Earth decide to abort the maneuver, the

July 22, 2005

July 22, 2005

in

Al Qaeda attacks with suicide bombers in Sharm El-Sheik and Naama Bay, in 3 hotels and in the old market, causing approximately 90 deaths, 10 of which were Westerners.

April 22, 2005

April 22, 2005

in

Zacarias Moussaoui, the only defendant in the United States for the September 11, 2001, attacks, confesses to having received orders directly from Osama Bin Laden, and that his task was to crash a plane into the White House in Washington, DC (Moussaoui was arrested before

November 17, 2004

November 17, 2004

in

NASA conducts the third and final test of the X-43A aircraft which uses a scramjet engine to reach 10,621 km/h (Mach 10) after being lifted to an altitude of 36,184 m by a Pegasus rocket launched from a B-52 aircraft.

May 1, 2004

May 1, 2004

in

The European Union expands to include 10 new countries: Lithuania, Latvia, Estonia, Poland, Czech Republic, Slovakia, Hungary, Slovenia, Cyprus (Greek part), Malta

October 20, 2003

October 20, 2003

in

J. Richard Gott III and Mario Jurić of Princeton University, using data from the Sloan Digital Sky Survey, announce the discovery of the Sloan Great Wall, the largest structure in the known universe. It is a gigantic wall of galaxies (superclusters) 1.37 billion light-years long,

November 11, 2002

November 11, 2002

in

Russian mathematician Grigori “Grisha” Perelman submitted a paper to www.arXiv.org presenting a proof of the Poincaré Conjecture, formulated in 1904: every compact, simply connected three-manifold (i.e., one on which every closed path can be reduced to a point) is homeomorphic (i.e., topologically identical) to the

September 2001

September 2001

in

Wikipedia already has 10,000 articles. Created in January 2001 by Jimmy Wales of Huntsville, Alabama, the application is based on Nupedia, written for him by Larry Sanger starting in 1999. But it didn’t mature until the two discovered Ward Cunningham’s WikiWikiWeb, web pages that users

June 7, 1999

June 7, 1999

in

Less than a year after dropping out of Stanford, Larry Page and Sergey Brin announce that Kleiner Perkins and Sequoia Capital have agreed to invest $25 million in Google Inc.

February 7, 1999

February 7, 1999

in

The Stardust mission is launched, which will pass through the tail of comet Wild2 in 2004. It also has an aerogel-coated surface to trap and return to Earth particles of comet material, and possibly also particles of interstellar wind. A voluntary web-based photo analysis campaign

1998

1998

in

Another population of coelacanths (Latimeria chalumnae, a crossopterygian fish thought to have become extinct 100 million years ago) has been discovered off the coast of Sulawesi, Indonesia.

August 1998

August 1998

in

For the first time, premeditated group murderous behavior by chimpanzees has been observed in the African jungle, a peculiarity that was thought to be typical only of the human race.

June 1997

June 1997

in

First experimental detection of the GHZ entangled state (Greenberger-Horne-Zeilinger): entanglement of more than two particles in which the quantum nature of the entangled state is immediately revealed, inexplicable by normal statistics or by unknown hidden variables; it is carried out by Raymond Laflamme, Manny Knill

1996

1996

in

The number of hate crime incidents in the United States is 3,500 against blacks, 1,000 against Jews, 1,000 against whites, 400 against Asians, and zero against Muslims. In 2015, there will be 2,000 against blacks, 800 against Jews, 800 against whites, 200 against Asians, and

1995

1995

in

Edward Witten of the Institute for Advanced Study in Princeton, New Jersey, names the 11-dimensional M-Theory, which includes the five string theories known so far as a special case; M-theory includes 1-dimensional strings, 2-dimensional membranes, and 3- or more-dimensional branes; the special cases are Type-I

1994

1994

in

Peter Shore of AT&T Bell Labs in New Jersey theorizes an algorithm for quantum computers to quickly find the prime factorization of a number

August 18, 1993

August 18, 1993

in

The single-stage-to-orbit DC-X flies for the first time, albeit only for a few hundred meters, then makes a controlled landing. The test is led by Pete Conrad, a McDonnell Douglas executive, the third man on the Moon with Apollo 12, and an astronaut on Gemini