Latitude ( or ). It is measured in degrees, minutes and seconds or decimal degrees, north or south of the equator. The precise measurement of latitude requires an understanding of the gravitational field of the Earth, either to set up theodolites or to determine GPS satellite orbits. The study of the figure of the Earth together with its gravitational field is the science of geodesy. This article relates to coordinate systems for the Earth: it may be extended to cover the Moon, planets and other celestial objects by a simple change of nomenclature. The graticule is formed by the lines of
The Devil of the Earth called Demonobirth suddenly appears. Who is he, and what will happen to the boys? The story takes an unexpected turn. The Devil of the Earth "The Devil of the Earth" is an anti-war science fiction short story depicting a giant city built under the ground as a shelter from world wars, and conspiracies over its construction. One day, in a small village, a large project to build an underground city begins under the supervision of Dr. Takano with the specific aim of preparing for nuclear war. Eiji and his brother Eizo are forced to get involved in terrible plots over