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October 2008 Current Events

Here are the key news events of the month organized into three categories: World News, U.S. News, and Business, Society, and Science News. World | Nation | Business/…

The Supreme Court: Election Machinery That Works

Election Machinery That WorksThe Supreme CourtElecting Our LeadersElection Machinery That WorksRemapping DistrictsPaying for CampaignsGetting the Word OutSwitching Parties Most of us watched…

How to Use The Columbia Encyclopedia

The Columbia Encyclopedia is easy to use. All articles are arranged alphabetically with each article heading in boldface type. The headings of biographical articles are inverted and alphabetized by…

DK Science: Body Fossils

Almost complete skeletonDinosaur toothMissing skullMummified dinosaursPalaeontologists can have a hard time finding and identifying dinosaur fossils because they are usually embedded in stone.…

DK Science: Dating Fossils

Dating a dinosaur skeletonRock layers of a cliff faceIndex fossilsRadiometric datingThe Age of Dinosaurs was so many millions of years ago that it is very difficult to date exactly. Scientists use…

DK Science: Winning A Mate

Head bangersFive-horned face with frillsRutting stagsHead crest for courtingAll animals must reproduce themselves if their species is to survive. Today’s animals have developed their own special…

Chemistry: Who Invented Chemistry?

Who Invented Chemistry?ChemistryWhy Study Chemistry?Why Do We Need Chemistry?What Have I Gotten Myself Into?This Stuff Is Really Fun!Who Invented Chemistry?Succeeding Where Others Have Failed If…

Government Trivia

Members of Congress don't need postage stamps for their official mail—they just need a frank. No, not a hot dog! It's their signature on the outside of envelopes that hold letters mailed to…