List of topics considered to be pseudoscience

This is a list of topics that have been characterized as pseudoscience by some scientists and researchers.  

## Physical sciences 
### Physics
* Autodynamics 
* Bogdanov affair - In 2002, the Bogdanoff twins pursued doctorates. Their PhD theses were considered pseudoscience. 
* Einstein–Cartan–Evans theory 
* Electrogravitics
* 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 - Theory that endless energy can be created from perpetual motion machines, which violates the second law of thermodynamics. 
** Water-fuelled cars 

### Astronomy and space sciences
* 2012 
* Ancient astronauts - A belief that aliens were involved in human evolution/ancient societies. 
**  Anunnaki from Nibiru (Sitchin) 
**  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 (Velikovsky)

### Earth science 
* 366 geometry or Megalithic geometry 
* 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 
### Biology 
* Biodynamic agriculture 
* Lysenkoism, or Lysenko-Michurinism

### Psychology 
* Attachment therapy 
* Conversion therapy  - A theory that gay people can be converted to being straight.
* Freud's psychoanalytic theories
* Graphology 
** Hypnotherapy 
* Myers-Briggs Type Indicator
* Memetics  - Belief that the mind has its own version of genes, named memes
* Near death experiences
* Neurolinguistic programming 
* Parapsychology 
* Phrenology 
* Polygraphy ("lie detectors") - The practice of using devices to determine whether or not someone is lying.
* Primal therapy 
* Reincarnation

### Health and medicine 
* 5G and COVID-19 - The belief that 5G causes COVID-19 
* Alternative medicine 
* Anthroposophic medicine, or anthroposophically extended medicine 
* Applied kinesiology (AK) 
** Nambudripad's Allergy Elimination Techniques (NAET) 

* Vaccines and autism - A belief that vaccines cause autism

* Maharishi Ayurveda 
* Bates method for better eyesight 
* Biorhythms 
* Body memory 
* Brain Gym 
* Chiropractics 
** Vertebral subluxation 
* Colon cleansing (colonics, colon hydrotherapy)
* Craniosacral therapy 
* Crystal healing 
* Electromagnetic hypersensitivity (EHS) 
* Faith healing 
* Homeopathy
* Iridology 
* Leaky gut syndrome
* Lightning Process 
* Magnet therapy 
* Naturopathy, or Naturopathic Medicine 
* Osteopathic manipulative medicine (OMM) or osteopathic manipulative treatment (OMT)
* Radionics 
*Reflexology, or zone therapy
* Therapeutic touch 
* Traditional Chinese medicine (TCM) 
** Acupuncture 
*** Acupressure 
*** Acupuncture points or *acupoints* 
** Cupping therapy 
** Meridians 
** Moxibustion 
** Qi 
** TCM *materia medica* 
** Zang-fu 
* Classical social evolution
* Urine therapy 
* Vitalism

### Racial theories
* Scientific racism 
** Aryanism 
** Melanin theory 

### Technology 
## Paranormal and ufology
Paranormal or supernatural subjects have been subject to criticism from many of sources including the following claims of the paranormal:
* Animal mutilations 
* Channeling 
* Crop circles  - Belief that aliens leave markings in fields.
* Divination
* Dowsing 
* Electronic voice phenomenon 
* Extra-sensory perception or ESP  - Belief in psychic powers.
* Fortune-telling and palm reading - The practice of determining one's future using a palm, tarot cards or other means.
* Ghosts or spirits
* Levitation
* Magic (Apotropaic magic, Black magic and Witchcraft)
* Pseudoarchaeology 
* Psychokinesis
* Rumpology  
* Séances 
* UFOs and Aliens

## History
* Fomenko's chronology 
* Holocaust denial

## Religion and Science
Spiritual and religious practices and beliefs, according to astronomer Carl Sagan, are normally not classified as pseudoscience. Some of the ideas are:
* Biblical scientific foreknowledge (Judaism and Christianity)
* Koranic scientific (Islam) 
* Christian Science

### Creation science
Creationism is the belief that the origin of everything in the universe is the result of the Christian God. 
* Creationist cosmologies - Cosmologies that allow for, among other things, Earth to be only a couple thousand years old
* Baraminology
* Creation biology 
* Flood geology 
* Searches for Noah's Ark 
* Modern geocentrism  - Belief that the Earth is the center of the solar system
*  Intelligent design 
** Irreducible complexity  
** Specified complexity 

### New age and eastern religions
* Feng shui
* Quantum mysticism

### Scientology 
* Dianetics
* Scientology's Purification Rundown and Narconon programs 
* Touch assist

## Consumer products
* Cosmetics and cleaning products frequently make pseudoscientific claims about their products.
** Anti-aging creams 
** Laundry balls 
* Fan death - Belief that sleeping next to a fan can cause death, typically in Asian countries

## Ideas not commonly referred to
The following concepts have only a very small number of supporters, but have become notable:
* Lawsonomy 
* Morphic resonance 
* Penta Water 
* Polywater 
* Timewave zero 
* Torsion field 
* Welteislehre
* Cryonics

## Parody pseudoscience
The following are parodies of other pseudosciences:
* Dihydrogen monoxide hoax
* The Endochronic Properties of Resublimated Thiotimoline 
* Church of the Flying Spaghetti Monster, also called "Pastafarianism" 
* Intelligent falling 

## Finance
* Technical analysis

## References