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In visual perception, flicker is a human-visible change in luminance of an illuminated surface or light source which can be due to fluctuations of the light source itself, or due to external causes such as due to rapid fluctuations in the voltage of the power supply (power-line flicker) or incompatibility with an external dimmer.
The collected light from the eaten eyes gave "Boitatá" its fiery gaze. Not really a dragon but a giant snake (in the native language, boa or mboi or mboa). In Argentina and Uruguay, the will-o'-the-wisp phenomenon is known as luz mala (evil light) and is one of the most important myths in both countries' folklore. This phenomenon is quite ...
Various folk cultures and traditions assign symbolic meanings to plants. Although these are no longer commonly understood by populations that are increasingly divorced from their rural traditions, some meanings survive. In addition, these meanings are alluded to in older pictures, songs and writings.
Green goo oozing from electrical sockets and flickering lights might not be a sign your house is haunted this Halloween - but rather a call is needed for an electrician, according to a campaign group.
The flame from the lamp lights up the entire canvas, including the dark trees –– almost black in color –– in the foreground, while the image is serenely reflected over a pool of water.
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.
[39] [40] [41] Special lighting equipment was added to give the Peace Candle a natural effect that would make it realistically flicker throughout the night. At the base of the candles, 75 10-foot (3.0 m) tall evergreen trees with gold ornaments were placed, strung with more than 2,000 Christmas tree lights. [40]
WEST LONG BRANCH - Lights flickering on and off, seemingly at random. The sound of organ music echoing. Unexplained cold spells and visions. Eerie experiences in the elevators, where tragedy ...