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"We follow the scientists around and look over their shoulders. They're watching their feet: provable mistakes are bad for them. We're looking as far ahead as we can, and we don't get penalized for mistakes."
- Larry Niven
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| Emergency Repulsion (Repulsive Ray) | ||
| A beam of force that repels one object from another. |
This is the opposite of the tractor beam idea (from 'Doc' Smith's 1931 novel Space Hounds of IPC).
| Blake quite evidently was trying emergency repulsion. A faint beam of radiance streamed downward, swayed drunkenly from the tumbling movement of the falling vessel... From the side bull's-eye of the room, Georg saw the direct, actual glow of the beam as it momentarily swung downward and struck the Moon surface. |
| Technovelgy from Blood of the Moon,
by Ray Cummings. Published by Thrilling Wonder Stories in 1936 Additional resources -
|
Compare to this very similar idea, the repulsor from Frederic Brown's 1949 story What Mad Universe and the pressor beam from 'Doc' Smith's 1931 novel Space Hounds of IPC.
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'The pitiless M rays pierced Earth and steel and densest concrete as if they were so much transparent glass...'
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'Nanny is different,' Tom Fields murmured... 'she's not like a machine. She's like a person.'
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