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DK Science: Organic Chemistry

CARBON IN ALL LIVING THINGSCARBON COMPOUNDSCARBON TECHNOLOGYFIND OUT MOREThe study of all compounds that contain carbon is called organic chemistry. Carbon atoms are unique. They can combine with…

Origin of Athlete Nicknames

Do you have a nickname? How did you get it? Many athletes' nicknames have nothing to do with their sports. Nicolai “Old One Leg” Andrianov…

amber

(Encyclopedia) amber, fossilized tree resin. Amber can vary in color from yellow to red to green and blue. The best commercial amber is transparent, but some varieties are cloudy. To be called amber…

iguana

(Encyclopedia) iguanaiguanaĭgwäˈnə [key], name for several large lizards of the family Iguanidae, found in tropical America and the Galapagos. The common iguana (Iguana iguana) is a tree-living,…

molding

(Encyclopedia) CE5 Moldings molding, in architecture, furniture, and decorative objects, a surface or group of surfaces of projecting or receding contours. A molding may serve as a defining…

mallow

(Encyclopedia) CE5 Rose mallow, Hibiscus moscheutos mallow, common name for members of the Malvaceae, a family of herbs and shrubs distributed over most of the world and especially abundant in…

Kusama, Yayoi

(Encyclopedia) Kusama, Yayoi, 1929–, Japanese artist. In childhood she began to experience hallucinations, often of repeated dots, visions that have strongly influenced the imagery in her paintings,…

pollination

(Encyclopedia) pollination, transfer of pollen from the male reproductive organ (stamen or staminate cone) to the female reproductive organ (pistil or pistillate cone) of the same or of another…