Category:Obsolete scientific theories

A

• ► Aether theories‎ (17 P)
• ► Alchemy‎ (10 C, 55 P, 2 F)

B

• ► Obsolete biological theories‎ (13 P)
• ► Obsolete medical theories‎ (1 C, 17 P)

C

• ► Classical elements‎ (1 C, 33 P)

C cont.

• ► Early scientific cosmologies‎ (3 C, 25 P)

F

• ► Flat Earth theory‎ (12 P)

H

• ► Hollow Earth theory‎ (1 C, 21 P)

M

• ► Misidentified chemical elements‎ (18 P)

O

• ► Obsolete immunology theories‎ (1 P)

P

• ► Phrenology‎ (1 C, 21 P)
• ► Physiognomy‎ (2 C, 7 P)

S

• ► Scientific racism‎ (1 C, 42 P)

• Superseded scientific theories

A

• Adamic language
• Aether (classical element)
• Aether drag hypothesis
• Age crisis
• Air (classical element)
• Antiperistasis
• Association theory

B

• Barlow's law
• Birth cries of atoms

C

• Caloric theory
• Celestial Matters
• Chiemgau impact hypothesis
• Contact electrification
• Corpuscular theory of light
• Cubical atom
• Cyclol

D

• Dark star (Newtonian mechanics)
• Dirac large numbers hypothesis
• List of discredited substances

E

• Earth (classical element)
• Electromagnetic mass
• Emission theory
• Emission theory (vision)
• Enochian
• Etheric force
• Expanding Earth
• Eye beam

F

• Firmament
• Flat Earth
• Fluid theory of electricity

F cont.

• Francien language

G

• Galactocentrism
• Geocentric model
• Geophysical global cooling
• Paul Gerber

H

• Heliocentrism
• History of astrology
• Hollow Earth
• Hollow Moon
• Horror vacui (physics)

I

• Imponderable fluid
• Island of California

J

• Japhetic theory
• User talk:Jsderwin

L

• Lamarckism
• Laser star model of quasars
• Le Sage's theory of gravitation
• Edmond Modeste Lescarbault
• Limbic system
• Lorentz ether theory
• Luminiferous aether

M

• Magnetic photon
• Martian canal
• Mechanical explanations of gravitation
• Milne model

N

• N ray
• Neptunism
• Non-standard cosmology
• Nordström's theory of gravitation

O

• Open Polar Sea

P

• Passing star hypothesis

P cont.

• Phantom of the Poles
• Phlogiston theory
• Phrenology
• Plum pudding model
• Plutonism
• Polflucht

R

• Rain follows the plow
• Reactivity–selectivity principle
• Recapitulation theory
• Rutherford model

S

• State theory (time)
• Static universe
• Steady State theory
• Sublunary sphere

T

• Tetrahedral hypothesis
• Theory of impetus
• Thomsen–Berthelot principle
• Tired light
• Titius–Bode law
• Toroidal ring model
• Trepidation (astronomy)
• Tychonic system

V

• Vis viva
• Vitalism
• Vortex theory of gravity
• Vulcan (hypothetical planet)

W

• Water (classical element)
• Weiss magneton
• Welteislehre
• Whitehead's theory of gravitation