Word: visional
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Dates: during 1960-1969
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...steadfast dedication to the morbid status quo for which she and he equally stand. All evidence, all confirmation of the inferior status of the ghetto schools has geen ignored, denied, refuted. Even the blunt fact of racial segregation, known well to anyone in the schools dealing with normal vision, went for many years unadmitted and was repeatedly denied...
...hunker down on its tracks 19 in. to become a less inviting target; it can independently move its front, back or either of its sides to maneuver or to level itself on broken terrain. Its crew sits in air-conditioned comfort beneath a perch with 360° vision. It is at least two years from becoming operational, and it is clearly meant for a different kind of war than Viet Nam: it can withstand contamination from atomic, bacteriological or chemical warfare. Though military men made no mention of it, the tank of the '70s will obviously be able...
Wald, 60, will share the $62,000 Medicine and Physiology prize with Haldan K. Hartline of New York's Rockefeller Institute and Ragnar Granit of Sweden, who have both concentrated on electrical aspects of vision...
Wald later discovered that the three pigments of vision are all composed of vitamin A linked to a protein. The difference in the pigments, he found, was due to the difference in the proteins. Wald's wife, Ruth Hubbard, discovered that vision depends on the shape of the vitamin A molecule, and that the role of light is to change the shape of the molecule, triggering the vision process. After that, she found, light plays no role in vision...
...recent years, Harvard's newest Nobel laureate has been devoting his research hours to the chemistry of color vision and color blindness...