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National Science Foundation

(Encyclopedia) National Science Foundation (NSF), an independent agency in the executive branch of the U.S. federal government concerned with promoting a national science policy by supporting basic…

Huffington, Arianna Stassinopoulos

(Encyclopedia) Huffington, Arianna Stassinopoulos, 1950- , Greek-American journalist and web entrepreneur, b. Athens, Greece, as Ariadne-Anna…

populism

(Encyclopedia) populism, in politics, a movement or political strategy that purports to endorse the will of the common or ordinary people, especially when distinguished from and opposed to a corrupt…

Nyerere, Julius Kambarage

(Encyclopedia) Nyerere, Julius Kambarage Nyerere, Julius Kambarage kämˌbəräˈgā nīˌərāˈrā…

network

(Encyclopedia) network, in computing, two or more computers connected for the purpose of routing, managing, and storing rapidly changing data. A local area network (LAN), which is restricted by…

Spitsbergen

(Encyclopedia) SpitsbergenSpitsbergenspĭtsˈbərgən [key], formerly Vestspitsbergen, largest island (15,075 sq mi/39,044 sq km) of Svalbard, a Norwegian possession in the Arctic Ocean. It rises to…

Mosquito and Tick-Borne Diseases: Dengue

DengueMosquito and Tick-Borne DiseasesIntroductionYellow FeverDengueWest Nile EncephalitisRocky Mountain Spotted FeverLyme Disease Dengue hemorrhagic fever (DHF) and dengue shock syndrome (DSS)…

Christmas Mailing Tips

Christmas Holiday Mailing Dates Source: USPS NOTE: Find specific recommended mailing dates by global region and military ZIP Code, packaging tips, rates, simplified customs forms, and other…

DK Science: Computer Reconstruction

Dinosaur on screenRebuilt in 3-DToday computers are used in all aspects of dinosaur study. In the field, fossil sites can be mapped and plotted using electronic measuring devices. In the laboratory…

2004 Intel Science Talent Search Winners

First Place: $100,000 scholarship, Herbert Mason Hedberg, 17, North Attleboro High School, North Attleboro, Mass., for developing a faster, more efficient method to diagnose cancer by screening…