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Atmospheric ghost lights are lights (or fires) that appear in the atmosphere without an obvious cause. Examples include the onibi, hitodama and will-o'-wisp. They are often seen in humid climates. [1] According to legend, some lights are wandering spirits of the dead, the work of devils or yōkai, or the pranks of fairies. They are feared by ...
In the United States, they are often called spook-lights, ghost-lights, or orbs by folklorists. [9] [10] [11] The Latin name ignis fatuus is composed of ignis, meaning 'fire' and fatuus, an adjective meaning 'foolish', 'silly' or 'simple'; it can thus be literally translated into English as 'foolish fire' or more idiomatically as 'giddy flame'. [1]
An occulting light is a rhythmic light in which the duration of light in each period is longer than the total duration of darkness. In other words, it is the opposite to a flashing light where the total duration of darkness is longer than the duration of light. It has the appearance of flashing off, rather than flashing on.
Foul smells are also associated with poltergeist occurrences, as well as spontaneous fires and different electrical issues such as flickering lights. [1] These manifestations have been recorded in many cultures and countries, including Brazil, Australia, the United States, Japan and most European nations.
Temporal light artefacts (TLAs) are undesired effects in the visual perception of a human observer induced by temporal light modulations. Two well-known examples of such unwanted effects are flicker and stroboscopic effect. Flicker is a directly visible light modulation at relatively low frequencies (< 80 Hz) and small intensity modulation levels.
See also References A amadou Main article: amadou A spongy, flammable substance prepared from bracket fungi. arson Main article: arson The crime of intentionally or maliciously lighting structures, wildland areas, cars or other property on fire. It is the deliberate setting of fires for personal, monetary or political gain. auto reignition Main article: Auto reignition A process used in gas ...
More than 1.2 million rechargeable lights are under recall in the U.S. and Canada following a report of one consumer death. According to a Thursday notice from the U.S. Consumer Product Safety ...
Illustration of St. Elmo's fire on a ship at sea Electrostatic discharge flashes across the windscreen of a KC-10 cockpit.. St. Elmo's fire (also called witchfire or witch's fire) [1] is a weather phenomenon in which luminous plasma is created by a corona discharge from a rod-like object such as a mast, spire, chimney, or animal horn [2] in an atmospheric electric field.