Sound

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Sound is a mechanical vibration of a fluid, which propagates in the form of longitudinal waves thanks to the elastic deformation of this fluid. Human beings, like many animals, experience this vibration through the sense of hearing. Acoustics is the … Read More

EU Languages – Romance languages: French / Italian / Romanian

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French: the most obvious feature of French texts is the large number of apostrophes, marking the elision of vowels. The most common are l’, d’ and s’ at the start of a word. Accents and diacritics used are: é, è, … Read More

Word salad

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Word salad is a mixture of seemingly meaningful words that together signify nothing; the phrase draws its name from the positive symptom of psychosis, Word salad (mental health). When applied to a physical theory, “word salad” it is a derogatory … Read More

Nature of Poetry

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(The Parnassus (1511) by Raphael: famous poets recite alongside the nine Muses atop Mount Parnassus.) Sound Perhaps the most vital element of sound in poetry is rhythm. Often the rhythm of each line is arranged in a particular meter. Different … Read More

Bridge game – how to play

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A session of bridge consists of a number of deals (also called hands or boards). A hand is dealt (or may have been pre-dealt), the bidding (or auction) proceeds to a conclusion and then the hand is played. Finally, the … Read More

Study of mechanics

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  The main principles of mechanics Principle of energy conservation For any physical object with mass, any change in its state results in the expenditure or dissipation of energy. Principle of least action The idea of ​​the principle of least … Read More

eBook History

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1970s and 1980s In 1971, Michael Hart created the Gutenberg Project with the aim of digitizing a large quantity of books and creating a virtual library offering a collection of electronic documents for free access. With this project, Hart wanted … Read More

International Conference on Big Data, IOT and Blockchain (BIBC 2020), Dubai 2020

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October 24 – 25, 2020, Dubai, UAE Call for Papers International Conference on Big Data, IOT and Blockchain (BIBC 2020) will provide an excellent international forum for sharing knowledge and results in theory, methodology and applications of Big Data, IoT … Read More

Physics disciplines, theories and methods

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Disciplines Contemporary physics research is divided into various disciplines that study different aspects of the physical world. Field(s) Disciplines Main theories Some concepts Astrophysics and Mechanics Cosmology, Planetology, Plasma Physics, Big Bang Astroparticles Big Bang, Cosmic Inflation, General Relativity, Dark … Read More

Meta-ethics

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Meta-ethics refers to the part of moral philosophy which analyzes the fundamental concepts of ethics, their epistemological presuppositions and their meaning. It goes hand in hand with normative ethics, the foundations of which it is supposed to define. Meta-ethics, for … Read More

Digital marketing

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Digital marketing, or e-marketing, corresponds to all the methods and practices of Internet marketing: online communication (influence and social networks), optimization of electronic commerce, traffic creation through all digital media (computer, mobile phone, podcast player, video games and dynamic dispaly … Read More

God

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(William Blake, Europe a Prophecy, etching and watercolor, 23.4 × 16.9 cm, 1794, London, British Museum.) God (inherited from the Latin deus, itself from an Indo-European root * deiwos, “a divinity”, from the base *dei-, “glow, shine”) designates a supreme … Read More

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