Today 199 years ago, the first (modern) optical telegraph line following the mechanical telegraphy system of the French inventor Claude Chappe was established between Metz and Mainz was established. No, this wasn't the first of its kind, but it was the first to connect the former already in France established telegraphy system with a (now) German city.
On August 31, 1888, the mutilated body of Mary Ann Nichols was found in Whitechapel, London. Her death has been attributed to the notorious unidentified serial killer Jack the Ripper, who is believed to have killed and mutilated five women in the Whitechapel area of London in 1888.
On October 23, 1635, German astronomer and mathematician Wilhelm Schickard, who constructued the very first mechanical calculator, passed away. His famous calculator was able to perform additions and subtractions. For more complicated operations, it provided so-called Napier bones, named after the Scottish mathematician John Napier, who came up with the idea of logarithms. Although it is widely believed that the first mechanical calculating device was created by the French mathematician Blaise Pascal in 1642. However, that distinction actually belongs to Wilhelm Schickard.
On October 24, 1632, the Dutch tradesman and scientist Antonie van Leeuwenhoek, the inventor of the microscope, was born. He is commonly known as "the Father of Microbiology", and considered to be the first microbiologist.
On February 13, 1946, J. Presper Eckert and John Mauchly introduced Electronic Numerical Integrator and Computer, or ENIAC, the first general purpose, electronic computer. ENIAC was a giant step forward in computing technology.
On March 7, 1765, French inventor Nicéphore Niépce was born, who is best known as one of the inventors of photography and a pioneer in the field. He developed heliography, a technique used to produce the world's first known photograph in 1825.
On March 11, 1890, American engineer, inventor and science administrator Vannevar Bush was born. He is best known as as head of the U.S. Office of Scientific Research and Development (OSRD) during World War II, through which almost all wartime military research and development was carried out, including initiation of the Manhattan Project. In computer science we know Vannevar Bush as the father of the memex, an adjustable microfilm viewer with a structure analogous to that of the World Wide Web.
On April 27, 1737, English historian and Member of Parliament Edward Gibbon was born. His most famous work, The History of the Decline and Fall of the Roman Empire, was published in six volumes between 1776 and 1788 and is known for the quality and irony of its prose as well as for its scientific historic accuracy, which made it a model for later historians.
On May, 1st, 1851, Queen Victoria opened the Great Exhibition in the Crystal Palace in Hyde Park, London, which was the first in a series of World's Fair exhibitions of culture and industry.
On July 29, 1805, French political thinker and historian Alexis de Tocqueville was born. He is best known for his Democracy in America, where he analyzed the rising living standards and social conditions of individuals and their relationship to the market and state in Western societies.
On August 17, 1586, German theologian, author, and mathematician Johann Valentin Andreae was born. He claimed to be the author of the Chymische Hochzeit Christiani Rosencreutz anno 1459 (1616, Strasbourg, the Chymical Wedding of Christian Rosenkreutz), one of the three founding works of Rosicrucianism, a philosophical secret society said to have been founded in late medieval Germany by Christian Rosenkreutz. Rosicrucianism holds a doctrine or theology "built on esoteric truths of the ancient past", which, "concealed from the average man, provide insight into nature, the physical universe and the spiritual realm."
On September 20, 450 AD, the Battle of the Catalaunian Plains also referred to as the Battle of Chalons took place. A coalition led by the Roman general Flavius Aëtius and the Visigothic king Theodoric I against the Huns and their allies commanded by their leader Attila faced each other in a decisive battle that should decide the fate of Europe and the whole Western civilization...
61 years ago today, on June 14th 1951 the very first electronic computer produced in series (and in the United States), the UNIVAC I (Universal Automatic Computer) was delivered to the US States Census Bureau at the price of $1.6 Mio. It was designed principally by J. Presper Eckert and John Mauchly, the inventors of the first general-purpose electronic computer, the ENIAC.
The two brothers and business partners, Joseph-Michel and Jacques-Étienne Montgolfier changed history today 229 years ago when they presented their hot air balloon for the first time to the public of Annonay, France.
On May 27th 1937 The Golden Gate Bridge of San Francisco spanning over the opening of the San Francisco Bay and connecting the City with Marin County was opened for public traffic. When the planning for the bridge started back in 1916 many experts said that a bridge couldn’t be built across the 6,700 ft (2,042 m) strait.
On this day in 1848, the the New York Herald, a major newspaper of the American East Coast printed the exciting news that gold has been found on the West Coast, which caused thousands of immigrants from all over the world to travel to California hoping to to find wealth and glory.
On August 21, 1911 during intensive repair and renovation work the Louvre Museum realized that Leonardo Da Vinci's most famous painting, the Mona Lisa, was stolen.
The Wall Street Crash of 1929, also known as the Great Crash and the Stock Market Crash of 1929, began in late October 1929 and was the most devastating stock market crash in the history of the United States.