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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
 |
| Energy Screen | ||
| A field of force. |
Possibly the first use of this term.
| And they've already spotted us with their spy rays and energy screens. |
| From Far Centaurus,
by A.E. van Vogt. Published by Astounding Science-Fiction in 1944 Additional resources -
|
Compare with the force-field from John Campbell's 1931 story Islands of Space, the barrier from Robert Heinlein's 1940 novella Coventry and the Langston field from Niven and Pournelle's 1974 classic The Mote in God's Eye.
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'A worker replaced by a nubot... had to be compensated.'
'... forcing the energy transfer which allowed him to regrow his lost fingers.'
'The car surged and lifted, clearing its top by a negligible margin.'
Science fiction authors are serious about sleep, too.
'I had explained," said Nessus, "that our civilisation was dying in its own waste heat.'
'Just what did I want Flexible Frank to do? - any work a human being does around a house.'
SF writers have thought about this since the 19th century.
