From New World Encyclopedia
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Featured Article: Columbus Day
Christopher Columbus' arrival in the Americas, which happened on October 12, 1492, as an official holiday. The landing is celebrated as Columbus Day in the United States, as Día de la Raza in many countries in Latin America, as Discovery Day in the Bahamas, as Día de la Hispanidad and Fiesta Nacional in Spain, as Día del Respeto a la Diversidad Cultural (Day of Respect for Cultural Diversity) in Argentina, as Day of the Americas in Belize, and as Día de las Américas (Day of the Americas) in Uruguay. These holidays have been celebrated unofficially since the late eighteenth century, and officially in various areas since the early twentieth century.
Popular Article: Liquid crystal display
light source or reflector. It is prized by engineers because it uses very small amounts of electric power, and is therefore suitable for use in battery-powered electronic devices. Liquid crystal displays are one of the reasons laptop computers have been so successful. Without them, we could not have the compactness for portable computers.