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The Hollow Earth is an obsolete 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 Rare Earth hypothesis argues that planets with complex life, like Earth, are exceptionally rare.. In planetary astronomy and astrobiology, the Rare Earth hypothesis argues that the origin of life and the evolution of biological complexity, such as sexually reproducing, multicellular organisms on Earth, and subsequently human intelligence, required an improbable combination of astrophysical ...
Flat Earth theory, generally known to be false among educated people in various ancient and medieval societies; Terra Australis, which technically is Antarctica, but the original idea was based on an unproven belief that land in the Northern hemisphere must have a Southern counterpart for balance. Hollow Earth theory
Earth’s magnetic poles are just experiencing a “soft spot” that will probably disappear in a few hundred years. Skip to main content. 24/7 Help. For premium support please call: 800-290 ...
The dark forest hypothesis is a special case of the "sequential and incomplete information game" in game theory. [14] [9] [15] In game theory, a "sequential and incomplete information game" is one in which all players act in sequence, one after the other, and none are aware of all available information. [16]
Earth may have had a ring made up of a broken asteroid over 400 million years ago, a study finds. The Saturn-like feature could explain a climate shift at the time. ... Earth ring theory may shed ...
The world has no empty space within it, but forms one united whole. This is a necessary result of the sympathy and tension which binds together things in heaven and earth." [ This quote needs a citation ] Chrysippus discusses the Void in his work On Void and in the first book of his Physical Sciences ; so too Apollophanes in his Physics ...
The myth of the flat Earth, or the flat-Earth error, is a modern historical misconception that European scholars and educated people during the Middle Ages believed the Earth to be flat. [ 1 ] [ 2 ] The earliest clear documentation of the idea of a spherical Earth comes from the ancient Greeks ( 5th century BC ).