cross equator
81Astronomy on Mars — Mosaic of two different Mars Global Surveyor Mars Orbiter Camera (MOC) exposures of Earth, the Moon, and Jupiter from 2003 …
82Congo River — or Zaire River River, west central Africa. Rising in Zambia as the Chambeshi and flowing 2,900 mi (4,700 km) through the Democratic Republic of the Congo to the Atlantic Ocean, it is the second longest river in Africa. It flows through three… …
83Mathematics and Physical Sciences — ▪ 2003 Introduction Mathematics Mathematics in 2002 was marked by two discoveries in number theory. The first may have practical implications; the second satisfied a 150 year old curiosity. Computer scientist Manindra Agrawal of the… …
84Flat Earth — For other uses, see Flat Earth (disambiguation). The Flammarion engraving (1888) depicts a traveller who arrives at the edge of a flat Earth and sticks his head through the firmament …
85List of unusual units of measurement — For units of measure primarily used in countries where English is not the main language, see the article specific to that country, a list of which can be found in the systems of measurement article. An unusual unit of measurement is a unit of… …
86Climate of India — …
87Chinese star maps — (Chinese: 星圖) are usually directional or graphical representations of Chinese astronomical alignments. Throughout the history of China, numerous star maps have been recorded. This page is intended to list or show the best available version of… …
88Military history of Brazil — Military of Brazil …
89Passive cooling — refers to technologies or design features used to cool buildings without power consumption, such as those technologies discussed in the Passive house project.Passive coolingThe term passive implies that energy consuming mechanical components like …
90Triassic Period — Interval of geologic time, с 248–206 million years ago, that marks the beginning of the Mesozoic Era. Many new vertebrates emerged during the Triassic, heralding the major changes that were to occur in both terrestrial and marine life forms… …
