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A raygun is a science-fiction directed-energy weapon usually with destructive effect. [1] They have various names: ray gun, death ray, beam gun, blaster, laser gun, laser pistol, phaser, zap gun, etc. In most stories a raygun emits a ray usually lethal if it hits a human target, often destructive if it hits mechanical objects, with properties ...
The hypothetical particles tachyons, defined through being faster than light, have inspired many occurrences in fiction. [1] [2] In general, tachyons are a standby mechanism upon which many science fiction authors rely to establish faster-than-light communication, with or without reference to causality issues, [3] [4] as well as a means to achieve faster-than-light travel. [4]
American horror and science fiction magazine. Online Asimov's Science Fiction: 1977 United States Penny Publications, LLC American magazine which publishes science fiction and fantasy and perpetuates the name of Isaac Asimov. Printed Clarkesworld Magazine: 2006 United States Wyrm Publishing American magazine which publishes science fiction ...
For a few days in October 2023, the capital of the science fiction world was Chengdu, China. Fans traveled from around the world as Worldcon, sci-fi ’s biggest annual event, was held in the ...
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A pencil-beam radar A moving or sweeping pencil-beam radar. In optics, a pencil or pencil of rays, also known as a pencil beam or narrow beam, is a geometric construct (pencil of half-lines) used to describe a beam or portion of a beam of electromagnetic radiation or charged particles, typically in the form of a cone or cylinder.
If was an American science fiction magazine launched in March 1952 by Quinn Publications, owned by James L. Quinn. The magazine was moderately successful, though for most of its run it was not considered to be in the first tier of American science fiction magazines.
Therefore radar did not advance science, but was instead a matter of technology and engineering. Maurice Ponte, one of the developers of radar in France, states: The fundamental principle of the radar belongs to the common patrimony of the physicists; after all, what is left to the real credit of the technicians is measured by the effective ...