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
Climate change denial - Belief that climate change is not real.
Lysenkoism, or Lysenko-Michurinism
Psychology
Attachment therapy
Conversion therapy - A theory that gay people can be converted to being straight.
Graphology
Hypnotherapy
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
Seances
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
Lists