May 26, 2021 · Germany, country of north-central Europe. Although Germany existed as a loose polity of Germanic-speaking peoples for millennia, a united German nation in roughly its present form dates only to 1871. Modern Germany is a liberal democracy that has become ever more integrated with and central to a united Europe.
Jun 10, 2021 · Mary Cassatt, in full Mary Stevenson Cassatt, (born May 22, 1844, Allegheny City [now part of Pittsburgh], Pennsylvania, U.S.—died June 14, 1926, Château de Beaufresne, near Paris, France), American painter and printmaker who was part of the group of Impressionists working in and around Paris. She took as her subjects almost exclusively the ...
Jun 02, 2021 · Thomas Mann, German novelist and essayist whose early novels—Buddenbrooks (1900), Der Tod in Venedig (1912; Death in Venice), and Der Zauberberg (1924; The Magic Mountain)—earned him the Nobel Prize in Literature in 1929. Learn more about Mann’s life and works in this article.
May 28, 2021 · Petra, ancient city, center of an Arab kingdom in Hellenistic and Roman times, the ruins of which are in southwest Jordan. The city was built on a terrace, pierced from east to west by the Wadi Musa (the Valley of Moses)—one of the places where, according to tradition, Moses struck a rock and water gushed forth.
Jun 10, 2021 · Donald Trump, in full Donald John Trump, (born June 14, 1946, New York, New York, U.S.), 45th president of the United States (2017–21). Trump was a real-estate developer and businessman who owned, managed, or licensed his name to several hotels, casinos, golf courses, resorts, and residential properties in the New York City area and around the world.
Jun 15, 2021 · China, country of East Asia that is the largest of all Asian countries and has the largest population of any country in the world. Occupying nearly the entire East Asian landmass, it covers approximately one-fourteenth of the land area of Earth. Learn more about China, including its history and culture.
Jun 06, 2021 · Robert Maxwell, Czechoslovak-born British publisher who built an international communications empire. His financial risks led him into grand fraud and an apparent suicide. Virtually all of the young Hoch’s Jewish family living in Czechoslovakia and Budapest died in the Nazi Holocaust, but he was
May 27, 2021 · Belarus, country of eastern Europe. Until it became independent in 1991, Belarus, formerly known as Belorussia or White Russia, was the smallest of the three Slavic republics included in the Soviet Union (the larger two being Russia and Ukraine). Learn more about the history and culture of Belarus in this article.
May 30, 2021 · Quantum mechanics, science dealing with the behavior of matter and light on the atomic and subatomic scale. It attempts to describe and account for the properties of molecules and atoms and their constituents—electrons, protons, neutrons, and other more esoteric particles such as quarks and gluons.
Jun 11, 2021 · Photosynthesis, the process by which green plants and certain other organisms transform light energy into chemical energy. During photosynthesis in green plants, light energy is captured and used to convert water, carbon dioxide, and minerals into oxygen and energy-rich organic compounds.
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