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Launch sites
Chapter 6 looks at the cosmodromes used to service the Russian space program and also at its recovery and ground facilities. Russia now has nine...
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The Astrobiological Perspective
Extraterrestrial life, its beginnings, and its evolution are the subject of astrobiology.1 Some scientists, critical of this new science, expressed...
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Autumn
As warm September days pass and cool October nights arrive, the heavens change again in their never-ending cycle. The beauties of summer—Cygnus,...
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Spring
In the city, the advent of the spring observing season is both a delight and a disappointment for the amateur astronomer. A delight because this time...
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The Ground-Based Infrastructure
A spaceport is a territory provided with engineer works on which functionally interconnected structures and technical facilities are located that...
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Trends in global space exploration
On October 4, 1957, the Soviet Union placed the Earth’s first artificial satellite in orbit, an event that paved the way to the space race which to...
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The Emergence of Interactivity
The planned and structured analysis of user feedback starts to change the underlying communication model. Arguably, every hypertext system which acts...
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The Era of Self-Care
Relish the fact or hate it, we consumers will stand smack at the center of tomorrow’s medical world. If the next medical revolution is...
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Blechnaceae
Stem decumbent and small to stout, to erect and slender to massive, or long-cree**, or scandent, dictyostelic, hardly sclerotic to very indurated,...
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Pteridaceae
Family synonyms of the American Pteridaceae are placed under the tribes, where they correspond more closely to the taxonomy.
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Polypodiaceae
Family synonyms are placed under the tribes, where they correspond more closely with the taxonomy.
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Political development: constraints and influence
Tienhoven’s International Office defined its tasks in the 1930s largely in terms of the gathering of information. So, in varying degrees, have...
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The Domestic Control Mechanism
IN THE PAST, the control over petroleum markets achieved by private means has not always been adequate to prevent the outbreak of competition in the...
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The International Control Mechanism
IF THE INTERNATIONAL oil industry had followed the customary sequence of industry growth and development, its earlier era of market control through...