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How Well Do You Know Ontario?

Ontario is Canada's most populous province and home to many of its largest cities. It is also a land of stunning natural beauty, with vast forests, pristine lakes, and rolling hills. But how well do…

Do You Know These U.S. Presidents Quiz

How well do you know the leaders of the free world? This historic quiz will test your knowledge about the U.S. Presidents. Are you ready to take on the challenge?

Reid, Thomas

(Encyclopedia) Reid, Thomas, 1710–96, Scottish philosopher. He taught at King's College, Aberdeen, and at the Univ. of Glasgow. He is known as the founder of the common-sense school of philosophy,…

Davis, Henry Winter

(Encyclopedia) Davis, Henry Winter, 1817–65, American political leader, b. Annapolis, Md. He was elected (1854) to the House of Representatives on the Know-Nothing ticket and was twice reelected (…

Cyrenaics

(Encyclopedia) CyrenaicsCyrenaicssīrĭnāˈĭks, sĭ– [key], one of the minor schools of Greek philosophy, flourishing in the late 4th and early 3d cent. b.c. Cyrenaic philosophy taught that present…

weed

(Encyclopedia) weed, common term for any wild plant, particularly an undesired plant, growing in cultivated ground, where it competes with crop plants for soil nutrients and water. In their natural…

Bacharach, Burt

(Encyclopedia) Bacharach, Burt Bacharach, Burt băkˈərăkˌ [key], 1928–2023, American composer, arranger, and conductor…

exobiology

(Encyclopedia) exobiology or astrobiology, search for extraterrestrial life within the solar system and throughout the universe. Philosophical speculation that there might be other worlds similar to…

lupus

(Encyclopedia) lupuslupusl&oomacr;ˈpəs [key], noninfectious chronic disease in which antibodies in an individual's immune system attack the body's own substances. In lupus, known medically as…

Dawkins, Richard

(Encyclopedia) Dawkins, Richard (Clinton Richard Dawkins), 1941– British evolutionary biologist and ethologist, b. Kenya, Ph.D. Oxford, 1966. He was a research assistant under Nikolaas Tinbergen at…