Karl Bernhard Zoeppritz was a German geophysicist who made important contributions to seismology, in particular the formulation of the Zoeppritz equations. These equations relate the amplitudes of P-waves and S-waves at each side of an i...

Anna Pavlovna was a Russian ballerina of the late 19th and the early 20th century. She is widely regarded as one of the finest classical ballet dancers in history and was most noted as a Principal artist of the Imperial Russian Ballet and t...

Mustafa Kemal Atatürk was a Turkish army officer, reformist statesman, and the first President of Turkey. He is credited with being the founder of the Republic of Turkey. His surname, Atatürk (meaning "Father of the Turks"), was granted to...

Béla Viktor János Bartók was a Hungarian composer, pianist and collector of Eastern European and Middle Eastern folk music. Bartók is considered one of the greatest composers of the 20th century. He was one of the founders of the field of e...

Cecil Blount DeMille was an Academy Award-winning American film director. He was famous in the first half of the 20th century, known for the flamboyance and showmanship of his movies. DeMille directed dozens of silent films, including Param...

Sir Alexander Fleming was a Scottish biologist and pharmacologist. He discovered the antibiotic substance lysozyme and isolated the antibiotic substance penicillin from the fungus Penicillium notatum, for which he shared a Nobel Prize. The...

Luitzen Egbertus Jan Brouwer, usually cited as L. E. J. Brouwer but known to his friends as Bertus, was a Dutch mathematician and philosopher, a graduate of the University of Amsterdam, who worked in topology, set theory, measure theory and...

Pablo Picasso was a Spanish painter, sculptor, printmaker, ceramicist, stage designer, poet and playwright who spent most of his adult life in France. As one of the greatest and most influential artists of the 20th century, he is known for...

Amalie Emmy Noether was a German mathematician who made important contributions to abstract algebra and theoretical physics. She invariably used the name "Emmy Noether" in her life and publications. She was described by Pavel Alexandrov, Al...

James Joyce was an Irish novelist and poet, considered to be one of the most influential writers in the modernist avant-garde of the early 20th century. Joyce is best known for Ulysses (1922), a landmark work in which the episodes of Homer'...

Adeline Virginia Woolf was an English writer who is considered one of the foremost modernists of the twentieth century and a pioneer in the use of stream of consciousness as a narrative device. Born in an affluent household in Kensington, L...

Thirty-Second President USA, 1933-1945. Assuming the Presidency at the depth of the Great Depression, Franklin D. Roosevelt helped the American people regain faith in themselves. He brought hope as he promised prompt, vigorous action, and a...

Willem Elsschot was a Flemish writer and poet (pseudonym of Alphonsus Josephus de Ridder). A few of his works have been translated into English. Elsschot published poems in a magazine titled "Alvoorder". His writing took off while he worked...

Edward Hopper was a prominent American realist painter and printmaker. While he was most popularly known for his oil paintings, he was equally proficient as a watercolorist and printmaker in etching. Both in his urban and rural scenes, his...

Igor Fyodorovich Stravinsky was a Russian (and later, a naturalized French and American) composer, pianist and conductor. He is widely considered one of the most important and influential composers of the 20th century. Stravinsky's compo...