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  2. Exploding head syndrome - Wikipedia

    en.wikipedia.org/wiki/Exploding_head_syndrome

    Frequency. ~10% of people [ 2] Exploding head syndrome ( EHS) is an abnormal sensory perception during sleep in which a person experiences auditory hallucinations that are loud and of short duration when falling asleep or waking up. [ 2][ 4] The noise may be frightening, typically occurs only occasionally, and is not a serious health concern. [ 2]

  3. Microwave auditory effect - Wikipedia

    en.wikipedia.org/wiki/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. The effect was first reported by persons ...

  4. Hypnagogia - Wikipedia

    en.wikipedia.org/wiki/Hypnagogia

    Hypnagogia. Hypnagogia is the transitional state from wakefulness to sleep, also defined as the waning state of consciousness during the onset of sleep. Its opposite state is described as hypnopompia – the transitional state from sleep into wakefulness. Mental phenomena that may occur during this "threshold consciousness" phase include ...

  5. 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 ...

  6. Health effects from noise - Wikipedia

    en.wikipedia.org/wiki/Health_effects_from_noise

    Elevated workplace or environmental noise can cause hearing impairment, tinnitus, hypertension, ischemic heart disease, annoyance, and sleep disturbance. [ 3][ 4] Changes in the immune system and birth defects have been also attributed to noise exposure. [ 5] Although age-related health effects ( presbycusis) occur naturally with age, [ 6] in ...

  7. McGurk effect - Wikipedia

    en.wikipedia.org/wiki/McGurk_effect

    McGurk effect. The McGurk effect is a perceptual phenomenon that demonstrates an interaction between hearing and vision in speech perception. The illusion occurs when the auditory component of one sound is paired with the visual component of another sound, leading to the perception of a third sound. [ 1] The visual information a person gets ...

  8. Glen Campbell discography - Wikipedia

    en.wikipedia.org/wiki/Glen_Campbell_discography

    "I Don't Want to Know Your Name" 54 65 45 — It's the World Gone Crazy "Why Don't We Just Sleep on It Tonight" (with Tanya Tucker) 85 — — — "I Love My Truck" 15 94 — 39 The Night the Lights Went Out in Georgia soundtrack: 1982 "Old Home Town" 44 — — — Old Home Town "I Love How You Love Me" 17 — 35 — 1983 "On the Wings of My ...

  9. Synesthesia - Wikipedia

    en.wikipedia.org/wiki/Synesthesia

    A person with synesthesia may associate certain letters and numbers with certain colors. Most synesthetes see characters just as others do (in whichever color actually displayed) but they may simultaneously perceive colors as associated with or evoked by each one. Synesthesia ( American English) or synaesthesia ( British English) is a ...