(Encyclopedia) Winston-Salem, city (1990 pop. 143,485), seat of Forsyth co., central N.C., in the Piedmont; inc. 1913. It is one of North Carolina's largest cities and foremost industrial centers.…
Earth is not perfectly round; it bulges at the equator and is flatter at the poles. From space the planet looks blue with white swirls, created by water and clouds.Size: Four planets in our solar…
MAKING A TELEPHONE CALLOPTICAL FIBRESFIND OUT MORETelecommunications began more than 160 years ago, with telegraphs and telephones working through wires. We still use wires – known as landlines…
You can't see them, but they're there. Points and lines on a map define not only where you are, but also when you're there. Navigators still rely on these imaginary lines to get where they are…
WHAT ARE THE GALILEAN MOONS? FIND OUT MOREThe biggest planet, Jupiter, is 11 times wider than Earth. It is made mainly of hydrogen and helium. Its rapid spin makes the clouds in its atmosphere form…
FACTFILE: POLITICAL WORLDFIND OUT MOREThe world today is divided into 193 independent nations, differing from each other in size, shape, population, people, language, government, culture, and…