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2008

2008

in Tags

Hair analysis of the Bonaparte family finds high levels of arsenic in the hair of Napoleon’s wife, Josephine, and other family members: arsenic was everywhere at the time… This partly refutes the hypothesis of poisoning the emperor on the island of St. Helena, but two

2008

2008

in Tags

group of students from Appalachian State University scientifically understand why Diet Coke turns into a geyser when it comes into contact with Mentos candies: the porous surface of the candies acts as a catalyst, like a net that captures the bubbles dissolved in the Coke,

November 24, 2006

November 24, 2006

in Tags

The KGB used polonium to assassinate former spy Litvinenko, although thallium was initially thought to be the culprit, but the KGB used it to poison another Russian dissident, Nikolai Khokhlov, in 1957.

February 2006

February 2006

in Tags

Using data from NASA’s Aqua satellite, Duane Walizer (JPL), Baijun Tian (CalTech) discover the Madden-Julian Oscillation, a disturbance that covers half of the Earth’s equator mainly over the Indian Ocean and Western Pacific, with a period of 40-50 days.

2002

2002

in Tags

few months after the Euro went into circulation, Freek Sujver and Andres Mejerink of the University of Utrecht in the Netherlands, irradiated some banknotes with ultraviolet light and recorded the bands of color they emitted. The red light they saw was due to Europium ions,

1996

1996

in Tags

Congo (formerly Zaire) also owns 60% of Coltan, a mineral based on Tantalum and Niobium, much sought after for the manufacture of cell phones. The rapidly increasing demand for Coltan, and the sudden enormous availability of liquidity, is thus mixed with the dirty conflict underway,

1994

1994

in Tags

Korean cargo ship loses 34,000 hockey gloves during a storm in the Pacific; the path of the gloves, which will be found everywhere in the following years, from Vancouver to Vietnam, will greatly help oceanographers around the world to trace the path of marine currents

1983

1983

in Tags

Nobel Prize in Physics to William A. Fowler for his studies on the formation of chemical elements in the universe

1983

1983

in Tags

Subrahmanyan Chandrasekhar completes a modern exposition of Newton’s Principia Mathematica, in his “Newton’s Principia for the General Reader” (although what he means by the general reader is certainly not what the general reader means…). Euler had done a first complete work in 1735 in “Mechanics”.

1982

1982

in Tags

A sample of the wallpaper from Napoleon’s rooms on St. Helena, gold and Scheele’s green, is found and analyzed, which was made at the time from copper arsenide or copper aceto-arsenate. The article is published in Nature and confirms the presence of arsenic in the

1977

1977

in Tags

Russian chemist Ilya Priggine wins the Nobel Prize for demonstrating that in non-isolated systems operating far from thermodynamic equilibrium (such as living beings), irreversible processes can increase their organization by moving further and further away from thermodynamic equilibrium. The properties of dissipative structures (i.e. irreversible

1975

1975

in Tags

In the USA, bromide salts, previously used as generic sedatives (so much so that Bromide still often comes up in jokes about sexual performance failures), are withdrawn from the market. They are withdrawn because of dangerous side effects known with the diagnosis of bromism.

October 11, 1969

October 11, 1969

in Tags

An article by chemist FJ Donahoe on Polywater (polywater, or water II, or anomalous water) appears in the journal Nature, considering it “the most dangerous polymer on Earth”. The story begins in the quiet Soviet town of Kostroma, where in 1962 Nikolai Fedyakin discovers, or

1964

1964

in Tags

The journal Chemical Abstract publishes an article on tobacco mosaic virus. It is probably the molecule with the longest name ever pronounced (and some even say it is the longest word): a good 1185 letters. It is C785H1220N212O248S2, better known as: “glutaminylphenylalanylvalylphenylalanylleucylserylseryl valyltryptophylalanylaspartylprolylisoleucylglutamylleucylleucylasparaginylvalylcysteinylthreonylserylseryl leucylglycylasparaginylglutaminylphenylalanylglutaminylthreonylglutaminylglutaminylalanylarginylthreo nylthreonylglutaminylvalylglutaminylglutaminylphenylalanylserylglutaminylvalyltryptophyllysylprolylphenyla

1963

1963

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Arnol’d (Kolmogorov’s student) proves that the approximate series solving the 3-body problem converges or not depending on the initial conditions

March 28, 1963

March 28, 1963

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Norfolk in Suffolk, England. A military plane with 70Kg with a special pigment of cadmium and zinc sulphide, releases it at 150m of height downwind of the city. On the ground some officials for the chemical defense of Porton Down in Whittington, position themselves in

1962

1962

in Tags

Canada. Chemist Neil Bartlett creates the first noble gas compound in the laboratory. It is an orange crystalline solid, based on Xenon. The reaction occurs at room temperature.

1961

1961

in Tags

Sweden. An analysis carried out by Sten Forshufvud on Napoleon’s hair samples, discovers high levels of arsenic. This supports the hypothesis of a poisoning of the emperor. Then in 1982 a sample of the wallpaper from Napoleon’s rooms, colored gold and green by Scheele, obtained

1961

1961

in Tags

Japan. Doctor Noboru Hagino publishes his findings on the causes of the widespread disease among the families of miners at the Kamioke mine. In 1972, the mining company will compensate the 178 survivors. Cadmium will remain in the collective imagination of the Japanese for generations,

1957

1957

in Tags

The KGB uses thallium to assassinate Russian dissident Nikolai Khokhlov. On other occasions it will also use polonium, as in 2006 with Litvinenko in London.

1955

1955

in Tags

Mendelevium is the first element to be synthesized one atom at a time. To date, no amount has ever been generated that is visible to the human eye. The discoverer is the usual Glenn Seaborg, with many other elements under his belt.

1950

1950

in Tags

Glenn Seaborg synthesizes Californium. He is probably the greatest discoverer of elements (or inventor since those he “discovered” are not found in nature): Plutonium, Curium, Americium, Berkelium, Californium in a span of only 10 years.

1946

1946

in Tags

Japan. Doctor Noboru Hagino begins to seriously study the disease of the families of the Kamioke Mine, scientifically, and by superimposing the epidemiological and water map of the area he discovers the cause in the mine. It is Cadmium, which flows downstream in the hydrogeological

December 1945

December 1945

in Tags

Grand Rapids, Michigan, becomes the first city in the world to have its water supply fluoridated. Today, more than half of Americans drink fluoridated water, making the United States one of the most fluoridated populations in the world. The initial test in Grand Rapids with

June 7, 1944

June 7, 1944

in Tags

Portugal. The only exportable good of the country is Tungsten. The reason is that this element is used by the Nazis for steel of armaments (in substitution of the Molybdenum of the Big Bertha of the previous conflict, Molybdenum which is a monopoly of the

1944

1944

in Tags

Austrian physicist Erwin Schrodinger publishes “What is Life?” in which he examines the behavior of entropy in living things. He argues that they borrow order from the environment and repay it by making the environment even more disordered than it was before.

early 1944

early 1944

in Tags

Auschwitz, now Poland. Primo Levi, a prisoner of the camp, manages to steal some bars of cerium, which he knows well as a chemist, with which he makes lighters that he then sells, exploiting the well-known property of cerium to produce sparks when rubbed. This

January 1943

January 1943

in Tags

The one-day-old T2 tanker SS Schenectady, just returned to port after a sea trial, suddenly splits in two from top to bottom due to a crack in the steel that was not stopped by any “crack stopper”

January 7, 1943

January 7, 1943

in Tags

Nikola Tesla (Cyrillic: Никола Тесла) (Smiljan, July 10, 1856 – New York, January 7, 1943) was a Serbian physicist, inventor, and engineer who became a naturalized American citizen in 1891. Tesla is best known for his revolutionary work and numerous contributions to the field of

August 1942

August 1942

in Tags

Glenn Seaborg isolates Plutonium for the first time. It is also the first time that any artificial element, that is, one that does not exist in nature, is synthesized in its pure form. The first time that the human eye can observe an artificial element.

1942

1942

in Tags

Keynes, at a lecture at the Royal Society Club, paints for the first time a different and controversial image of Isaac Newton, as a devotee of alchemy and in search of the philosopher’s stone

April 1940

April 1940

in Tags

The German army invades Denmark, where Niel Bohr is staying. He has already donated his gold Nobel medal to charity, but he keeps the two Nobel medals of his German Jewish colleagues Max von Laue (X-ray diffraction) and James Franck (energy quantization). Every gold object

1939

1939

in Tags

Marguerite Perey wins the Nobel Prize for the discovery of Francium. She is the third woman to win it after Marie and Irene Curie.

1936

1936

in Tags

Fischer and Tropsch of the Kaiser Wilhelm Institute for Chemistry market synthetic gasoline produced from carbon monoxide and hydrogen for the German company Brabag. During the Nazi war effort, 9% of the military gasoline and 25% of the gasoline in German cars will be of

1935

1935

in Tags

Irene Curie, daughter of Marie Curie and her first pupil, wins the Nobel Prize. She is the second woman to win it, after her mother, also in this case together with her husband. In 1939 Marguerite Perey will also win it for the discovery of

1935

1935

in Tags

The American scientist Irving Langmuir in collaboration with the scientist Katherine Blodgett and based on the studies of another scientist, Agnes Pockels, creates the Langmuir tank in which by releasing a known quantity of oily material into water this expands in a stain until it

January 1935

January 1935

in Tags

Charles Richter (of the Californian Institute of Technology – CalTech), publishes in the Bulletin of the Sesmological Society of America, the famous article “An instrumental Earthquake Magnitude Scale” in which he establishes the Richter Scale for measuring the energy of an earthquake.

1928

1928

in Tags

new elevator is built into the White Star ocean liner Majestic: the stresses are concentrated on the sharp corner of the new opening for the elevator, opening a crack that continues until it accidentally meets a porthole that, thanks to its rounded profile, acts as

1922

1922

in Tags

Starting with Switzerland, many countries are starting to add iodine to table salt, to prevent birth defects and mental retardation, caused by iodine deficiency.

1918

1918

in Tags

Fritz Haber wins the Nobel Prize. During World War I, Germany is under embargo and cannot obtain saltpeter, which is essential for making gunpowder. Saltpeter can be replaced by ammonia, which Haber, with his invention, manages to extract from the air. Haber also pioneered the

late 1915

late 1915

in Tags

Germany. A 150mm projectile filled with Xylene Bromide, a very caustic tear gas, is ready. It is named Weisskreuz (white cross). In this test (as in the first one on the English) the French are spared: 18,000 Weisskeruze are dropped on the Russians, but the

1915

1915

in Tags

Colorado, United States. Molybdenum is highly sought after by the war industry, especially the German one, since cannons like Big Bertha suffer from deformation due to high temperatures, a defect that disappears if the steel is Molybdenum (which melts at 2600C against 1500C for Iron).

May 2, 1915

May 2, 1915

in Tags

Russo-German Eastern Front. Fritz Haber, the German chemist who synthesized and used Chlorine at Ypres in Belgium, leaves for the Eastern Front to prepare the same deadly weapon of mass destruction. Chlorine tears open the blood vessels of the lungs and the victim drowns in

1915 – 1918

1915 – 1918

in Tags

Chlorine, in addition to being used as a chemical weapon (initially only by the Germans), was also used as an additive to drinking water to make it safe for troops. Some say it saved more lives this way than it did as a chemical weapon.

April 22, 1915

April 22, 1915

in Tags

Ypres, Belgium. Chlorine synthesized at military level by the German chemist Fritz Haber is used against the Allied troops, especially the French and Algerians. It consists of 5000 cylinders placed along a 7km stretch of front and opened as soon as the wind is favorable

early months of 1915

early months of 1915

in Tags

In a perverse choice, the first German chemical weapons test is carried out on English troops, who have never used gas before. However, the wind does not cooperate (or cooperates with the English), and disperses the gases in the wrong direction, and the British soldiers,

1914

1914

in Tags

Albert Einstein becomes a professor at the University of Berlin; the same year he begins divorce proceedings from his wife Mileva

1912

1912

in Tags

The Danish Niels Bohr develops the model of the atom with nucleus and electrons (planetary model)

1912

1912

in Tags

Joachimsthal (now Jachymov in the Czech Republic). The Radium Palace Hotel opens its doors, which, taking advantage of the beneficial effect of radium in the treatment of certain tumors in controlled doses and the wave of popular enthusiasm, offers visitors radioactive spa treatments. The waters

1912

1912

in Tags

Japan. Doctors treating families of miners at the Kamioke Mine (which would be used a century later for the Super-Kamiokande neutrino detector) diagnosed the disease itai-itai (ouch-ouch), where 98% of cases were women, with bone pain and fragility. In 1946, Noboru Hagino began to seriously

September 5, 1906

September 5, 1906

in Tags

Trieste. Ludwig Boltzmann hangs himself while his wife and daughter are swimming in the Adriatic during a vacation. Boltzmann is the first to understand that the arrow of time appears only when there is heat. And that therefore the concept of time is linked to

1902

1902

in Tags

French inventor Georges Claude begins experiments on tubes filled with neon and subjected to electrical discharges.

1902

1902

in Tags

The Frenchman Leon-Philippe Teisserenc de Bort, travelling in a hot air balloon, discovers the tropopause, or the boundary between the troposphere and the stratosphere, and also discovers the presence of the ozone layer.

1902

1902

in Tags

United States. Welsh immigrant Ellis Hughes finds a huge iron meteorite, coincidentally on Oregon Iron and Steel Company land. It is a 15-ton meteorite that is now on display at the Natural History Museum as the Willamette Meteor.

1901

1901

in Tags

Paris. Eugene Anatole Demarcay isolates Europium, a rare earth. Europium is the most reactive of the rare earths, so much so that it must be preserved in oil to prevent it from catching fire. It will be used in Euro banknotes (perhaps because of its

1900

1900

in Tags

Paris World’s Fair. More than 50 million people come to see exhibits from 40 nations, including rare earth samples.

1899

1899

in Tags

Pierre and Marie Curie receive 10 tons of radioactive waste from plechbenda, a uranium mineral. These are bags of brown powder mixed with pine needles, a waste that is already more radioactive than the base mineral. It is treated 20 kg at a time in

July 13, 1898

July 13, 1898

in Tags

Pierre Curie writes in the laboratory register the letters Po for Polonium, a name given in honor of Marie’s beloved homeland, Poland. However, the element is still linked to bismuth and barium, in plechbenda, a uranium mineral, in which they will eventually find radium in

late 19th century

late 19th century

in Tags

Aluminum is worth about one hundredth of silver. In 1855, then, an industrial process was developed for extracting it from bauxite for the first time, it cost 12 times as much as silver. The use and diffusion of aluminum, from specific became common and finally

May 1898

May 1898

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William Ramsay, professor of Chemistry at University College London, discovers Xenon, or the alien. Among those who are doubtful about this plethora of new elements that will create a whole new column in the table of the Elements, there is Mendeleev himself. They will be

May 1898

May 1898

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William Ramsay, professor of Chemistry at University College London, discovers Neon. The name is suggested by his thirteen-year-old son Willie. (He actually suggests Novum, but tradition is to give a name with a Greek root and not a Latin one, so he chooses Neon.)

1897

1897

in Tags

J(oseph) J(ohn) Thomson discovers that a cathode ray tube emits charged particles with a mass 1/1800 the mass of a hydrogen atom

May 29, 1896

May 29, 1896

in Tags

Australia. In 1893, Irishman Patrick Hannan and two other traveling companions camped in a makeshift place because one of their horses had lost its shoe. They discovered a gold deposit so rich that they collected nuggets from the ground. They asked for an official concession,

1896

1896

in Tags

Becquerel and Curie discover rays emitted by natural elements (uranium, thorium, radium)

1894

1894

in Tags

William Ramsey discovers the first inert gas: Argon and shouts “Fuck Argo!” (no, that’s not true… it’s just a quote). This is yet another challenge (soon won) for Mendeleev’s table, since it is located immediately to the right of the last element in the table.

1894

1894

in Tags

The French physician and physiologist Etienne-Jules Marey with a series of snapshots of a cat falling upside down, righting itself on the fly, discovers the exact mechanism. The cat does not behave like a rigid body, but alternately rotates the front and back part of

1894

1894

in Tags

Aspeth Hall proposes to modify Newton’s formula for Universal Gravitation by replacing the exponent 2 of GmM/r^2 with 2.00000016 to accommodate certain deviations such as the orbit of Mercury; these deviations will later be explained by Einstein

1893

1893

in Tags

Australia. The Irishman Patrick Hannan and two other traveling companions, camp in a makeshift place because one of the horses has lost its shoe. They discover a deposit of Gold so rich, that they collect nuggets from the ground. They ask for an official concession,