Intermediate Word: 
  (a) insight  (b) introduction  (c)   (d) subtle insinuation
Difficult Word: - disambiguate  (a) to clarify a legal point  (b) to answer a question  (c) to establish a single grammatical interpretation  (d) to unveil the denouement of a plot

Massive Black Hole Stumps Researchers - Space.com  A team of astronomers have found a colossal black hole so ancient, they're not sure how it had enough time to grow to its current size, about 10 billion times the mass of the Sun.Sitting at the heart of a distant galaxy, the black hole appears to be about 12.7 billion years old, which means it formed just one billion years after the universe began and is one of the oldest supermassive black holes ever known.  
American Research Facing Growing Challenge - SpaceDaily  The president of one of the nation's leading research universities said Tuesday the United States must make a new commitment to basic research if it is to stay ahead of growing global competition in science and engineering. Jackson warned that a perfect storm is building in U.S. research and that the nation could lose its distinction as the world's leader in science and engineering if the federal government doesn't make more of an investment. Federal funding of research and development has declined an average of 2 1/2 percent per year since its peak in 1965 

Contrasting View: Columbus And Isabela Are Pretty Good Role Models - SpaceDaily  Isabela and Columbus were recently discussed by Jeffrey Bell in Space Daily. Bell's dissection of Columbus's business plan is interesting reading. Isabela and Columbus, however, achieved something great together that will not soon be forgotten. Isabela and Columbus were not such bad people. I got the skinny on them from the resident Columbus expert in my family, Professor Emeritus of History, Dr. Robert J. Dinkin, aka Dad. Entrepreneurs today have been known to emphasize the practical aspects of their business plans and be overly optimistic about the parts that have never been done before. 

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