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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 stimulates the eye.
Underwater vision. Scuba diver with bifocal lenses fitted to a mask. Underwater vision is the ability to see objects underwater, and this is significantly affected by several factors. Underwater, objects are less visible because of lower levels of natural illumination caused by rapid attenuation of light with distance passed through the water.
Samples. [edit] "Keep Your Head to the Sky" was sampled by Lisa Left-Eye Lopeson Head to the Sky on her 2001 album Supernova, Jay Zon his 1994 track "Reach the Top" and by Gurufeaturing Amel Larrieuxon "Guidance" off his 2000 album Guru's Jazzmatazz, Vol. 3: Streetsoul. The song was also sampled by Kirk Franklinon "Keep Your Head" from his 2005 ...
We've all grown up thinking that sitting too close to the television is damaging to our eyes ... but that might not be the case. Technology spawns lots of confusion ... and a few affectionately ...
Uranus, when discovered in 1781, was the first planet discovered using technology (a telescope) rather than being spotted by the naked eye. Theoretically, in a typical dark sky, the dark adapted human eye would see the about 5,600 stars brighter than +6 m [6] while in perfect dark sky conditions about 45,000 stars brighter than +8 m might be ...
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Limiting magnitude. Visual effect of night sky's brightness. In astronomy, limiting magnitude is the faintest apparent magnitude of a celestial body that is detectable or detected by a given instrument. [ 1] In some cases, limiting magnitude refers to the upper threshold of detection. In more formal uses, limiting magnitude is specified along ...
"Video Killed the Radio Star" 1979 1 B. Bumble and the Stingers: United States "Nut Rocker" 1962 1 Emma Bunton: England "What Took You So Long?" 2001 2 Has more number one singles with Spice Girls: Alexandra Burke: England "Hallelujah" 2008 3 2008's Christmas number one and biggest selling single "Bad Boys" 2009 1 Alexandra Burke featuring Flo Rida