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14 hours ago · The standard model is a quantum field theory, meaning its fundamental objects are quantum fields, which are defined at all points in spacetime. QFT treats particles as excited states (also called quanta) of their underlying quantum fields, which are more fundamental than the particles. These fields are.
14 hours ago · Recorded December 8, 1941. Franklin Delano Roosevelt [a] (January 30, 1882 – April 12, 1945), commonly known by his initials FDR, was an American politician who served as the 32nd president of the United States from 1933 until his death in 1945. The longest serving U.S. president, he is the only president to have served more than two terms.
14 hours ago · Etymology and history Eduard Buchner By the late 17th and early 18th centuries, the digestion of meat by stomach secretions and the conversion of starch to sugars by plant extracts and saliva were known but the mechanisms by which these occurred had not been identified. French chemist Anselme Payen was the first to discover an enzyme, diastase, in 1833. A few decades later, when studying the ...
14 hours ago · Ontology is the philosophical study of being. As one of the most fundamental concepts, being encompasses all of reality and every entity within it. To articulate the basic structure of being, ontology examines what all entities have in common and how they are divided into fundamental classes, known as categories.
14 hours ago · Evangelicalism (/ ˌ iː v æ n ˈ dʒ ɛ l ɪ k əl ɪ z əm, ˌ ɛ v æ n-,-ə n-/), also called evangelical Christianity or evangelical Protestantism, is a worldwide interdenominational movement within Protestant Christianity that emphasizes the centrality of sharing the "good news" of Christianity, being "born again" in which an individual experiences personal conversion, as ...
14 hours ago · Confucianism, also known as Ruism or Ru classicism, [1] is a system of thought and behavior originating in ancient China, and is variously described as a tradition, philosophy ( humanistic or rationalistic ), religion, theory of government, or way of life. [2]
14 hours ago · Mindfulness is the cognitive skill, usually developed through meditation, of sustaining meta-attention of the contents of one's own mind in the present moment. [1] [2] [note 1] [3] [web 1] [2] [4] [5] Mindfulness derives from sati, a significant element of Hindu and Buddhist traditions, [6] [7] and is based on Zen, Vipassanā, and Tibetan ...
