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Rhadamanthus

(Encyclopedia) RhadamanthusRhadamanthusrădˌəmănˈthəs [key], in Greek mythology, son of Zeus and Europa. Renowned for his justice on earth, the gods made him one of the judges of the dead.

DK People & Places: Mapping

TIME ZONES LATITUDE AND LONGITUDEFIND OUT MOREA map is a picture that represents a particular part of the Earth’s surface, usually from above and at a reduced size. It can show the whole world, a…

DK Space: Mars

WHY IS MARS CALLED THE RED PLANET? WHAT IS MARS’S SURFACE LIKE? FIND OUT MOREThis rocky planet has a thin atmosphere and ice caps at its poles. Strong winds can whip up dust storms that cover the…

mountain

(Encyclopedia) mountain, high land mass projecting conspicuously above its surroundings and usually of limited width at its summit. Although isolated mountains are not unusual, mountains commonly…

planetary system

(Encyclopedia) planetary system, a star and all the celestial bodies bound to it by gravity, especially planets and their natural satellites. Until the last decade of the 20th cent., the only…

gravitation

(Encyclopedia) gravitation, the attractive force existing between any two particles of matter. The term gravitygravity is commonly used synonymously with gravitation, but in correct usage a…

The Constellations

Constellations are groupings of stars that form easily recognized and remembered patterns, such as Orion and the Big Dipper. The Big Dipper is actually an asterism, not a constellation, because it…

DK Nature: Lichens

HOW DO FUNGI AND ALGAE LIVE IN LICHENS? FIND OUT MOREA lichen is not a single organism, but a combination of a fungus and a green alga. Lichens exist in extreme climates, from dry deserts to the…