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Post tenebras lux is a Latin phrase translated as Light After Darkness. It appears as Post tenebras spero lucem ("After darkness, I hope for light") in the Vulgate version of Job 17:12. [1] Post Tenebras Lux in the seal of the Canton of Geneva
Blue hour at the Old Cathedral of the Holy Name of Jesus, Bragança in Portugal. The blue hour (from French l'heure bleue; [1] [a] pronounced [lœʁ blø]) is the period of twilight (in the morning or evening, around the nautical stage) when the Sun is at a significant depth below the horizon.
In photography, the golden hour is the period of daytime shortly after sunrise or before sunset, during which daylight is redder and softer than when the sun is higher in the sky. The golden hour is also sometimes called the magic hour, especially by cinematographers and photographers.
"Glow in the dark" and its derivative terms have been used to refer to various groups: newcomers that do not fit in with the culture of certain forums and are thus suspected to have bad intentions, journalists who report on extremist groups, tech companies that collect users' personal data, and others. [1] [5] [6] [7] G-man, Government-man, G-woman
Civil, nautical, and astronomical twilight. [3] Dusk is the darkest part of evening twilight. The time of dusk is the moment at the very end of astronomical twilight, just before the minimum brightness of the night sky sets in, or may be thought of as the darkest part of evening twilight. [4]
Everyday examples of phosphorescent materials are the glow-in-the-dark toys, stickers, paint, and clock dials that glow after being charged with a bright light such as in any normal reading or room light. Typically, the glow slowly fades out, sometimes within a few minutes or up to a few hours in a dark room. [further explanation needed] [5]
The Oxford English Dictionary defines the new moon as "the first visible crescent of the Moon, after conjunction with the Sun". Dark moon is a term used for a waning crescent moon. When the Moon's orbit is divided into 30 segments , as the ancient Greeks did in the time of Homer, the Babylonians did, and the Indians still do today (calling them ...
Afterglow with its bright segment and purple light above, interrupted by crepuscular rays. An afterglow in meteorology consists of several atmospheric optical phenomena, with a general definition as a broad arch of whitish or pinkish sunlight in the twilight sky, consisting of the bright segment and the purple light.