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Skyscraper Facts

From the father of the skyscraper to a building with a view by Karen Barss The Eiffel Tower, in Paris, France Related Links Skyscraper HistoryTallest Building TimelineWorld's…

Rules That Needed to be Broken

"Open" for Business — Tennis (1968) Cause: Tennis was split between two parties - amateurs and professionals - and each had what the other wanted. The amateurs were playing in the…

Dracula: The Terrifying Truth

The Terrifying Truth About Dracula How a 15th-century Walachian prince became a frightening modern legend by David Johnson The rugged Transylvanian Alps provide one of the most…

DK Science: Animal Kingdom

CLASSIFICATIONFIND OUT MOREAnimals belong to the largest and most diverse of the five kingdoms of living things. So far over two million animal species have been identified. All animals…

vision

(Encyclopedia) CE5 Optic nerve vision, physiological sense of sight by which the form, color, size, movements, and distance of objects are perceived. Defects of vision include astigmatism,…

Escherichia coli

(Encyclopedia) Escherichia coliEscherichia coliĕshˌərĭkˈēə kōˈlī [key], common bacterium that normally inhabits the intestinal tracts of humans and animals, but can cause infection in other parts of…

1968 Grammy Awards

Record of the Year“Mrs. Robinson,” Simon and GarfunkelAlbum of the YearBy the Time I Get to Phoenix, Glen Campbell (Capitol)Song of the Year“Little Green Apples,” Bobby Russell, songwriterBest New…

Fish FAQ

Source: National Marine Fisheries Services' Northeast Fisheries Science CenterHow many fish species are there? The most often quoted estimate is 20,000. There may be as many as 20,000 more.Which is…