Word: revealed
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Dates: during 1960-1969
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Just as the Soviet birth rate has declined since the great industrial push in the early thirties, so the United States has shown a steady decline from the 1970's to the late 1930's. Decreasing child mortality has played a major role. For example, figures reveal that the interval between births when a child lives is substantially greater than when the child dies at birth: breast nursing causes sterility for 11 months, while death at birth causes only two months of sterility...
...father has reached his 65th birthday. Using a computer, the probability of having one surviving son will be determined at 24 levels of mortality, ranging from average life expectancies of 20 years to 73.9 years. The study assumes no couple can produce more than 12 children. Preliminary results reveal that population growth is greatest in the middle range of mortality. In periods of high mortality, couples will certainly produce many children, but most will not produce as many as they need to assume the survival of at least...
...turned to one of their most powerful tools: the spectrograph, which separates light into its component wave lengths by passing it through a prism or a series of fine lines etched on a glass plate. The spectrum of colors that results can be photographed and interpreted by scientists to reveal the secrets of the light's source...
...accuse Senator Fulbright of a "blind spot" in not accepting the myth of a monolithic-belligerent Communist bloc is to reveal your own. That Communist doctrine is neither monolithic nor necessarily nor always belligerent is no longer an opinion. It's a fact! I know of no reputable scholar who would argue otherwise...
...conspiracy (again by his mother-in-law, who wanted his estates); 6) he was a special case; and, finally and sadly, 7) he wasn't doing it any more; he had, as it were, left off beating his wife. This does not exactly reveal a great mind at work or the "just and sensitive spirit" that he regarded himself...