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/…
Election Machinery That WorksThe Supreme CourtElecting Our LeadersElection Machinery That WorksRemapping DistrictsPaying for CampaignsGetting the Word OutSwitching Parties Most of us watched…
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…
Almost complete skeletonDinosaur toothMissing skullMummified dinosaursPalaeontologists can have a hard time finding and identifying dinosaur fossils because they are usually embedded in stone.…
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…
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…
"A Work in Progress" What do you feel your obligation is, to the people that you don't know, that you haven't a history with— the descendants of black slaves. What do you owe…
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…
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…
