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Time portals are doorways in time, employed in various fiction genres, especially science fiction and fantasy, to transport characters to the past or future.. They differ from time machines in being a permanent or semi-permanent fixture linking specific points in time, and thus are an especially useful plot device when the plot involves characters moving many times back and forth.
Agartha. Agartha (sometimes Agartta, Agharti, Agarath, [1] Agarta, Agharta, or Agarttha) is a legendary kingdom that is said to be located on the inner surface of the Earth. [2] It is sometimes related to the belief in a hollow Earth [citation needed] and is a popular subject in esotericism. [3]
Geologic time scale. The geologic time scale, proportionally represented as a log-spiral with some major events in Earth's history. A megaannus (Ma) represents one million (10 6) years. The geologic time scale or geological time scale ( GTS) is a representation of time based on the rock record of Earth. It is a system of chronological dating ...
The Hollow Earth is a concept proposing that the planet Earth is entirely hollow or contains a substantial interior space. Notably suggested by Edmond Halley in the late 17th century, the notion was disproven, first tentatively by Pierre Bouguer in 1740, then definitively by Charles Hutton in his Schiehallion experiment around 1774.
The World Portal. The world. The Blue Marble, a photograph of the planet Earth made on 7 December 1972 by the crew of the Apollo 17 spacecraft. The world is the totality of entities, the whole of reality, or everything that exists. The nature of the world has been conceptualized differently in different fields.
Earth science or geoscience includes all fields of natural science related to the planet Earth. This is a branch of science dealing with the physical, chemical, and biological complex constitutions and synergistic linkages of Earth's four spheres: the biosphere, hydrosphere / cryosphere, atmosphere, and geosphere (or lithosphere ).
The Malvern Hills in the United Kingdom, said by Alfred Watkins to have a ley line passing along their ridge. Ley lines ( / leɪˈlaɪnz /) are straight alignments drawn between various historic structures, prehistoric sites and prominent landmarks. The idea was developed in early 20th-century Europe, with ley line believers arguing that these ...
A Stargate is a fictional Einstein–Rosen bridge portal device within the Stargate fictional universe that allows practical, rapid travel between two distant locations. [1] The devices first appeared in the 1994 Roland Emmerich film Stargate, and thereafter in the television series Stargate SG-1, Stargate Atlantis, and Stargate Universe.