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aviation
Harriet Quimby – the First Woman to Fly Across the English Channel

Harriet Quimby – the First Woman to Fly Across the English Channel

Tabea Tietz
On April 16, 1912, Harriet Quimby became the first woman to fly across the English Channel. She was the the first woman to gain a pilot’s license in the United States. Although Quimby lived only to the age of thirty-seven, she had a major influence upon the role of women in aviation. Harriet Quimby Background Harriet Quimby was born into a farmer’s family in Michigan and moved to San Francisco in order…
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astronomy
Johannes Hevelius and his Selenographia

Johannes Hevelius and his Selenographia

Tabea Tietz
On January 28, 1611, German astronomer Johannes Hevelius was born. From four years’ telescopic study of the Moon, using telescopes of long focal power, Hevelius compiled Selenographia (“Pictures of the Moon“, 1647), an atlas of the Moon with some of the earliest detailed maps. Family Background and Early Years Johannes Hevelius‘ father was a succesful merchant and pushed Johannes to follow his footsteps rather than pursue a scientific career. Hevelius was sent to Poland…
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printing
The Nuremberg Chronicle and the History of the World

The Nuremberg Chronicle and the History of the World

Harald Sack
On December 23, 1493, the German version of the Nuremberg Chronicle – in German ‘Schedelsche Weltchronik‘ – was published. It is one of the best-documented early printed books – an incunabulum – and one of the first to successfully integrate illustrations and text. Moreover, it was the most extensively illustrated book of the 15th century. OK, unless you are not a book history afficionado, a bibliophile eccentric or a historian with focus on…
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communication
The Birth of the Internet

The Birth of the Internet

Harald Sack
On October 29, 1969, the very first message between two distant computer nodes, from the Network Measurement Center at the UCLA’s School of Engineering and Applied Science and SRI International (SRI) was sent. This is to be considered the birth of the ARPANET, which should become the Internet. Origins of the Internet What was the reason for the development of the Internet? Especially in the 1960s, when computers were absolutely not widespread…
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history
The Fall of Rome and the End of the Roman Empire

The Fall of Rome and the End of the Roman Empire

Harald Sack
On September 4, 476 AD, Germanic soldier and military leader Flavius Odoacer, who led the revolt of Herulians, Rugians, and Scirians soldiers entered Rome and deposed the last Roman Emperor Romulus Augustulus. Odoacer proclaimed himself as ruler of Italy and thus, by convention, the Western Roman Empire is deemed to have ended… The Roman Empire Of course, the Roman Empire including all her infrastructure did not disappear on a single day, but…
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chemistry
Sir Henry Tizard – Octane Rating and Radar Technology

Sir Henry Tizard – Octane Rating and Radar Technology

Harald Sack
On August 23, 1885, English chemist and inventor Sir Henry Thomas Tizard was born. Tizard developed the modern “octane rating” used to classify petrol, helped to develop radar in World War II, and led the first serious studies of UFOs. Education and World War I Henry Tizard was born in Gillingham, Kent, the only son of Thomas Henry Tizard (1839–1924), naval officer and hydrographer, and his wife, Mary Elizabeth Churchward. His ambition to…
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architecture
Hagia Sophia of Constantinople

Hagia Sophia of Constantinople

Harald Sack
On May 7, 558, the main dome of Hagia Sophia, Church of the Holy Wisdom and seat of the Orthodox patriarch of Constantinople, collapsed completely during an earthquake. Hagia Sophia is one of the greatest surviving examples of Byzantine architecture. Emperor Justinian I himself had overseen the completion of the greatest cathedral ever built up to that time, and it was to remain the largest cathedral for 1,000 years up until the…
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computer science
John William Mauchly and the Electronic Computer

John William Mauchly and the Electronic Computer

Harald Sack
On August 30, 1907, US-American physicist John William Mauchly was born. Along with J. Presper Eckert, Mauchly designed ENIAC, the first general purpose electronic digital computer, as well as EDVAC, BINAC and UNIVAC I, the first commercial computer made in the United States. Together they started the first computer company, the Eckert-Mauchly Computer Corporation (EMCC), and pioneered fundamental computer concepts including the stored program, subroutines, and programming languages. Childhood and Education John…
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