darkening
61Oberon (moon) — For other uses, see Oberon (disambiguation). Oberon The best Voyager 2 image of Oberon, obtained on January 24, 1986 Discovery D …
62Cygnus X-1 — For other uses, see Cygnus X 1 (disambiguation). HDE 226868 HDE 226868 (not shown) is located next to the star η (lower center) in this map of constellation Cygnus …
63Dispersion (optics) — This article is about dispersion of waves in optics. For other forms of dispersion, see Dispersion (disambiguation). In a prism, material dispersion (a wavelength dependent refractive index) causes different colors to refract at different angles …
64Hyperion (moon) — Infobox Planet name = Hyperion alt names = Saturn VII adjectives = Hyperionian bgcolour = #a0ffa0 discovery = yes discoverer = W. C. Bond, G. P. Bond W. Lassell discovered = September 16, 1848 semimajor = 1 481 009 km [Computed from period, using …
65DNA microarray — A DNA microarray (also commonly known as gene chip, DNA chip, or biochip) is a collection of microscopic DNA spots attached to a solid surface. Scientists use DNA microarrays to measure the expression levels of large numbers of genes… …
66Tan — can mean several things:* Tan (color), the color * Tangent, a mathematical trigonometric function tan(x) * Tanning, the process of making leather from hides * Sun tanning, the darkening of skin in response to ultraviolet light * Sunless tanning,… …
67Ern Malley — Ernest Lalor Ern Malley (April 14, 1918 July 23, 1943) was a fictitious poet and the central figure in Australia s most celebrated literary hoax. He has become one of the best known names in the history of Australian poetry.The storyAccording to… …
68Albumen print — The albumen print, also called albumen silver print, was invented in 1850 by Louis Désiré Blanquart Evrard, and was the first commercially exploitable method of producing a photographic print on a paper base from a negative. It used the albumen… …
69Fused quartz — A sphere manufactured by NASA out of fused quartz for use in a gyroscope in the Gravity Probe B experiment. It is one of the most accurate spheres ever created by humans, differing in shape from a perfect sphere by no more than 40 atoms of… …
70Mascara — For other uses, see Mascara (disambiguation). A mascara tube and a wand applicator Mascara is a cosmetic commonly used to enhance the eyes. It may darken, thicken, lengthen, and/or define the eyelashes. Normally in one of three forms liquid, cake …
