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  2. Auditory hallucination - Wikipedia

    en.wikipedia.org/wiki/Auditory_hallucination

    An auditory hallucination, or paracusia, [ 1 ] is a form of hallucination that involves perceiving sounds without auditory stimulus. While experiencing an auditory hallucination, the affected person hears a sound or sounds that did not come from the natural environment. A common form of auditory hallucination involves hearing one or more voices ...

  3. Auditory illusion - Wikipedia

    en.wikipedia.org/wiki/Auditory_illusion

    Auditory illusions are illusions of real sound or outside stimulus. [1] These false perceptions are the equivalent of an optical illusion: the listener hears either sounds which are not present in the stimulus, or sounds that should not be possible given the circumstance on how they were created. [2]

  4. Hallucination - Wikipedia

    en.wikipedia.org/wiki/Hallucination

    A hallucination is a perception in the absence of an external stimulus that has the compelling sense of reality. [4] They are distinguishable from several related phenomena, such as dreaming (), which does not involve wakefulness; pseudohallucination, which does not mimic real perception, and is accurately perceived as unreal; illusion, which involves distorted or misinterpreted real ...

  5. Microwave auditory effect - Wikipedia

    en.wikipedia.org/wiki/Microwave_auditory_effect

    Microwave auditory effect. The microwave auditory effect, also known as the microwave hearing effect or the Frey effect, consists of the human perception of sounds induced by pulsed or modulated radio frequencies. The perceived sounds are generated directly inside the human head without the need of any receiving electronic device.

  6. Ray J has a ‘news’ show called ‘The Reality Check ... - AOL

    www.aol.com/ray-j-news-show-called-153536956.html

    OPINION: Ray J, one of my favorite entrepreneurs of all time, has decided to wade into the news and commentary game. The first episode is rough. Editor’s note: The following article is an op-ed ...

  7. Trump supporters who sat onstage during Arizona rally ...

    www.aol.com/trump-supporters-sat-onstage-during...

    “It was all focused on my eyes, my eyes were red like hell, you know, it’s unbearable. I couldn’t handle it,” he told the outlet. Trump’s campaign said it is looking into the claims.

  8. Closed-eye hallucination - Wikipedia

    en.wikipedia.org/wiki/Closed-eye_hallucination

    Closed-eye hallucination. Closed-eye hallucinations and closed-eye visualizations (CEV) are hallucinations that occur when one's eyes are closed or when one is in a darkened room. They should not be confused with phosphenes, perceived light and shapes when pressure is applied to the eye's retina, or some other non-visual external cause ...

  9. Biological effects of high-energy visible light - Wikipedia

    en.wikipedia.org/wiki/Biological_effects_of_high...

    Blue light, a type of high-energy light, is part of the visible light spectrum. High-energy visible light (HEV light) is short-wave light in the violet/blue band from 400 to 450 nm in the visible spectrum, which has a number of purported negative biological effects, namely on circadian rhythm and retinal health (blue-light hazard), which can lead to age-related macular degeneration.