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Apr 12, 2024 · Virus, infectious agent of small size and simple composition that can multiply only in living cells of animals, plants, or bacteria. Viruses possess unique infective properties and thus often cause disease in host organisms. Learn about the history, types, and features of viruses.
The Thani dynasty and British protectorate. Qatar’s modern history begins conventionally in 1766 with the migration to the peninsula of families from Kuwait, notably the Khalifah family. Their settlement at the new town of Al-Zubārah grew into a small pearl-diving and trade centre. In 1783 the Khalifah family led the conquest of nearby ...
2 days ago · Estonia’s area includes some 1,500 islands and islets; the two largest of these islands, Saaremaa and Hiiumaa, are off mainland Estonia’s west coast. Estonia. Estonia has been dominated by foreign powers through much of its history. In 1940 it was forcibly incorporated into the U.S.S.R. as one of its constituent republics.
May 10, 2024 · Iron, which is the chief constituent of Earth’s core, is the most abundant element in Earth as a whole (about 35 percent) and is relatively plentiful in the Sun and other stars. In the crust the free metal is rare, occurring as terrestrial iron (alloyed with 2–3 percent nickel) in basaltic rocks in Greenland and carbonaceous sediments in ...
St. Cecilia (flourished 3rd century, Rome [Italy]; feast day November 22) was one of the most famous virgin martyrs of the early church and historically one of the most discussed. She is a patron saint of music and of musicians. According to a late 5th-century legend, she was a noble Roman who, as a child, had vowed her virginity to God.
May 3, 2024 · Rodolfo Gonzales (born June 18, 1928, Denver, Colorado, U.S.—died April 12, 2005, Denver) was a Mexican American boxer, writer, and civil rights activist who was a leading figure in the Chicano Movement of the 1960s and ’70s. Because of his prowess as a boxer, he was known as the “fist” of the movement.
Apr 18, 2024 · Lizzie Borden (born July 19, 1860, Fall River, Massachusetts, U.S.—died June 1, 1927, Fall River) was an American woman suspected of murdering her stepmother and father in 1892; her trial became a national sensation in the United States. Borden was the daughter of a well-to-do businessman who married for a second time in 1865, three years ...
