22 MAR 2012 by ideonexus

 The Enterprise's Impulse Drive

Moving back to the sub-light-speed world: We are not through with Einstein yet. His famous relation between mass and energy, E=mc 2 , which is a consequence of special relativity, presents a further challenge to space travel at impulse speeds. As I have described it in chapter 1, a rocket is a device that propels material backward in order to move forward. As you might imagine, the faster the material is propelled backward, the larger will be the forward impulse the rocket will receive. Mater...
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The ship uses hydrogen fusion to propel helium atoms at near the speed of light, but this hypothetical form of propulsion would require incredible amounts of hydrogen to work.

18 MAR 2012 by ideonexus

 Society Needs People Who Are Concerned With Ideas, Not Th...

Humanity certainly needs practical men, who get the most out of their work, and, without forgetting the general good, safeguard their own interests. But humanity also needs dreamers, for whom the disinterested development of an enterprise is so captivating that it becomes impossible for them to devote their care to their own material profit. Without the slightest doubt, these dreamers do not deserve wealth, because they do not desire it. Even so, a well-organised society should assure to such...
Folksonomies: science society funding
Folksonomies: science society funding
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Quoting Marie Curie on a class of people who are not materialist, but society should support them so they need not be concerned with materialism.

06 MAR 2011 by ideonexus

 Isaac Asimov on Star Trek

They speak about the mission of the Enterprise being "To boldly go--" a split infinitive I heard every single time--"To boldly go where no man has ever gone before" they mean it primarily, I suppose, in... territorially. They're visiting stars that no man has till then ever visited. Their going through vastnesses no man has ever penetrated. But in addition, they're meeting problems that man has not faced. [What] Star Trek really presented was the brotherhood of intelligence. It mattered not...
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The prolific science fiction author explains what was so great and inspiring about the original television series.