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Writing Well: You Could Look It Up: Definition

You Could Look It Up: DefinitionWriting WellYou Got Some 'Splaining to Do, Lucy: ExpositionThe Perfect Couple: Cause and EffectNeat and Tidy: Classify-DivideAlike and Different: Comparison and…

2018 Winter Olympics: Speed Skating

Mass start brings a new twist to an old classic Source: AP Photo/Jens MeyerRelated Links 2018 Winter Olympics Speed Skating Through the Years Short Track Speed Skating Through the Years…

Geometry: The Big Five

The Big FiveGeometryCongruent TrianglesCPOCTACThe Big FiveThe SAS PostulateThe ASA PostulateThe AAS TheoremProving Segments and Angles Are CongruentProving Lines Are Parallel In order to make use…

Field, David Dudley

(Encyclopedia) Field, David Dudley, 1805–94, American lawyer and law reformer, b. Haddam, Conn.; brother of Cyrus W. Field and Stephen J. Field. He was graduated from Williams (1825), studied law in…

Babylon, ancient city, Mesopotamia

(Encyclopedia) BabylonBabylonbăbˈəlŏn [key], ancient city of Mesopotamia. One of the most important cities of the ancient Middle East, it was on the Euphrates River and was north of the cities that…

Notable Business Biographies

Lido Anthony “Lee” Iacocca See also Women CEOs Notable Women in Busines Asian Pacific American Business and Media Leaders People in the News Recent Obituaries Related Links…

Follow in Their Footsteps

You can be anything you want to be. Here are only a handful of the careers that women have succeeded in.Architects Norma Sklarek was the first African American woman to earn a fellowship from the…

DK Space: Sun

WHAT IS THE SUN MADE OF? WHAT IS THE SURFACE OF THE SUN LIKE? SOLAR ECLIPSESFIND OUT MOREAt the center of the Solar System is the Sun, a vast globe of glowing gas that pours energy into space as…

HIV/AIDS: Where Did HIV Come From?

Where Did HIV Come From?HIV/AIDSIntroductionThe Birth of a DiseaseFrom Epidemic to PandemicWhere Did HIV Come From?Diagnosis & Anti-HIV TherapyVaccination & Natural ResistanceLessons Learned…

computer program

(Encyclopedia) computer program, a series of instructions that a computer can interpret and execute; programs are also called software to distinguish them from hardware, the physical equipment used…