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Leif Ericsson

(Encyclopedia) Leif EricssonLeif Ericssonlēf ĕrˈĭksən [key], Old Norse Leifr Eiriksson, fl. a.d. 999–1000, Norse discoverer of America, b. probably in Iceland; son of Eric the Red. He spent his youth…

selenium

(Encyclopedia) seleniumseleniumsəlēˈnēəm [key], nonmetallic chemical element; symbol Se; at. no. 34; at. wt. 78.96; m.p. 217℃; b.p. about 685℃; sp. gr. 4.81 at 20℃; valence −2, +4, or +6. Selenium is…

redstart

(Encyclopedia) redstart, common name for an Old World thrush of the genus Phoenicurus, family Turdidae. A small, slender-legged songbird, it is found in woodlands, parks, and heaths. The European…

DK Science: Nebulas

CLOUDS AMONG THE STARSLIFE CYCLE OF STARSFIND OUT MOREThe spaces between the stars are not completely empty, but are filled with clouds of gas and dust called nebulas. We can see nebulas when…

Footwear Facts

Sandals originated in warm climates where the soles of the feet needed protection but the top of the foot needed to be cool.4,000 years ago the first shoes were made of a single piece of rawhide…

ALGAE

ARE ALGAE AND SEAWEED THE SAME THING? DO ALGAE LIVE ONLY IN WATER? ALGAE CLASSIFICATIONFIND OUT MOREAlgae are plantlike organisms that make food by photosynthesis. All algae contain chlorophyll,…

Slaves in the Family

Tarnished Heritage Elias "Red Cap" Ball founded a plantation dynasty that endured for more than two centuries. As a work of…

National Poetry Month

National Poetry Month     Features, raves, and an Election Haiku Contest APRIL is National Poetry Month! Celebrate this month-long holiday with a collection of features on poets…

DK Science: Skeletal System

THE HUMAN SKELETON BONES JOINTS FIND OUT MORE The body is supported and its internal parts protected by a strong yet flexible framework of BONES called the skeleton. These bones meet at…

Karan ENGLISH, Congress, AZ (1949)

ENGLISH, Karan, a Representative from Arizona; born in Berkeley, Calif., March 23, 1949; graduated from Enterprise High School, Redding, Calif., 1967; A.A., Shasta Junior College, Redding,…