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" I think that computers today allow us one last opportunity to provide something like a level playingfield in America."
- William Gibson
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| Half-Sphere Force Field | ||
| A protective force field that can manifest even as a half-sphere. |
Anybody can make a spherical force field, but I enjoyed this brief excursion into solid geometry from Heinlein.
| There flickered into being over the bench, hanging in the air unsupported, a silvery ball some two feet across... it made Don think of a Christmas tree ornament. ...Conrad bent over the controls. "Act two," he announced. "We now cancel out half of the locus..." Another shape took being, a perfect half-sphere otherwise like the last. |
| Technovelgy from Between Planets,
by Robert Heinlein. Published by Charles Scribner's Sons in 1951 Additional resources -
|
It is invulnerable to harm, and ordinary processes (like a burning cigarette) inside the sphere are uninterrupted. And how does it work?
"...There is no popular way to explain it. If you were willing to spend five hard years with me, working up through the math, I could probably bring you up to the same level of ignorance and confusion that I enjoy. Some of the tensor equations involved are, to put it mildly, unique..."
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Tech news articles related to Between Planets
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Half-Sphere Force Field-related
news articles:
- Trophy Active Defense System Not Quite A Force Field
| X-Control Janus-1 A Suitcase Aircraft |
| Time Crystals Can Now Be Seen Directly |
| China Steals Strato Airship Design From Google App Engine |
| Biohybrid Jellyfish Explore The Ocean |
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'There was nowhere on the planet where science and technology could not provide one with a comfortable home...'
'Most men updated their PIP on New Year's Day...'
'...a misshapen, many-tentacled thing about twice the size of a man.'
'He was in a high-ceilinged windowless cell with walls of glittering white porcelain.'
