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Listen to the full episode by pressing play: ″ [Sleeping with contact lenses in your eyes] is bad. It’s real bad. Don’t do it,” Redfern told us, adding that this even applies to naps ...
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In 3D computer graphics, ray tracing is a technique for modeling light transport for use in a wide variety of rendering algorithms for generating digital images. On a spectrum of computational cost and visual fidelity, ray tracing-based rendering techniques, such as ray casting, recursive ray tracing, distribution ray tracing, photon mapping ...
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One of the first intellectuals to examine Santería was the lawyer and ethnographer Fernando Ortiz, who discussed it in his 1906 book Los negros brujos (The Black Witchdoctors). [434] He saw it as a barrier to the social integration of Afro-Cubans into broader Cuban society and recommended its suppression. [ 435 ]
Rapid eye movement sleep. Rapid eye movement sleep (REM sleep or REMS) is a unique phase of sleep in mammals (including humans) and birds, characterized by random rapid movement of the eyes, accompanied by low muscle tone throughout the body, and the propensity of the sleeper to dream vividly. The REM phase is also known as paradoxical sleep ...
Computer vision syndrome. Computer vision syndrome (CVS) is a condition resulting from focusing the eyes on a computer or other display device for protracted, uninterrupted periods of time and the eye's muscles being unable to recover from the constant tension required to maintain focus on a close object.
File:US Air Force Logo - Black and White Version.svg. Size of this PNG preview of this SVG file: 512 × 403 pixels. Other resolutions: 305 × 240 pixels | 610 × 480 pixels | 976 × 768 pixels | 1,280 × 1,008 pixels | 2,560 × 2,015 pixels. Original file (SVG file, nominally 512 × 403 pixels, file size: 6 KB) This is a file from the ...