X-RAY OF BINOCULARSREFRACTING TELESCOPEREFLECTING TELESCOPEFIND OUT MOREJust as our eyes cannot see small objects, so they cannot see things that are very far off. Even when things are millions of…
musical group Amy Ray and Emily Saliers began singing together during high school and have remained partners ever since, adopting the moniker Indigo Girls in 1985. That partnership has proven…
(Encyclopedia) Lipscomb, William Nunn, Jr.Lipscomb, William Nunn, Jr.lĭpˈskəm [key], 1919–2011, American physical chemist, b. Cleveland, Ph.D. California Institute of Technology, 1946. A professor of…
(Encyclopedia) Gasser, Herbert SpencerGasser, Herbert Spencergăsˈər [key], 1888–1963, American physiologist, b. Platteville, Wis., grad. Univ. of Wisconsin (B.A., 1910; M.A., 1911), M.D. Johns…
(Encyclopedia) elasmobranchelasmobranchĭlăsˈməbrăngk [key], cartilaginous fish, member of the subclass Elasmobranchii of the vertebrate class Chondrichthyes (see Chordata). This group includes sharks…
(Encyclopedia) pentimentopentimentopĕnˌtəmĕnˈtō [key], painter's term for the evidence in a work that the original composition has been changed. Often the opaque pigment with which the artist covered…
WHAT AFFECTS AN AREA’S CLIMATE? WHY DO TROPICAL REGIONS HAVE HOT CLIMATES? WHAT IS A CONTINENTAL CLIMATE? FIND OUT MORE
Every part of the world has its own climate—a characteristic…
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