What is List of topics considered to be pseudoscience?
{{redlinks|date=February 2014}} This is a list of topics that have been characterized as [[pseudoscience]] by some [[scientist]]s and [[researcher]]s.{{sfn|Pollak|2002}} == Physical sciences == ===Physics=== * [[Autodynamics]] * [[Bogdanov affair]] - In 2002, the [[Bogdanoff twins]] pursued doctorates. Their PhD theses were considered pseudoscience. * [[Einstein–Cartan–Evans theory]] * [[Electrogravitic]]s * [https://en.m.wikipedia.org/wiki/Hongcheng_Magic_Liquid Hongcheng Magic Liquid] * [[Hydrinos]] * [[Perpetual motion]] - Theory pertaining to the belief that objects can move endlessly, which violates the second law of thermodynamics. ** [[Free energy suppression|Free energy]] - Theory that endless energy can be created from perpetual motion machines, which violates the second [[Laws of thermodynamics|law]] of [[thermodynamics]]. ** [[Water-fuelled car]]s ===Astronomy and space sciences=== * [[Mayan Calendar|2012]] * [[Ancient astronauts]] - A belief that aliens were involved in human evolution/ancient societies. ** [[Ancient astronauts#Zecharia Sitchin|Anunnaki from Nibiru (Sitchin)]] ** [[Ancient astronauts#Robert Temple|Ancient astronauts from the Sirius star-system (Temple)]] * [[Astrology]] (see also [[astrology and science]]) * [[Dogon people and Sirius B]] * [[Electric universe]] and [[Plasma cosmology]] - Belief that stars consist of electricity * [[Lunar effect]] * [[Moon landing conspiracy theories]] - Some people believe the moon landing was faked. * [[Nibiru cataclysm]] - A belief that a mythological planet named Nibiru would crash into Earth in 2012. * [[Worlds in Collision|Worlds in Collision (Velikovsky)]] === Earth science === * [[366 geometry]] or [[Megalithic geometry]] * [[Bermuda triangle|The Bermuda Triangle]] - A location that supposedly has caused many plane and boat crashes. * [[Flat Earth]] - A belief that the Earth is secretly flat, and governments are hiding it. * [[Hollow Earth]] - A theory that the interior of the Earth is hollow. == Applied sciences ==