The Sun Shines BrightRevised and updated essays selected from the Magazine of fantasy and science fiction, March 1979-July 1980. |
From inside the book
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Page 123
... slowly shift- ing into the equatorial plane . These secondary tidal influences I have just described are weaker than the one which gradually slows a world's rota- tion , so that although there has been plenty of time to slow the moon's ...
... slowly shift- ing into the equatorial plane . These secondary tidal influences I have just described are weaker than the one which gradually slows a world's rota- tion , so that although there has been plenty of time to slow the moon's ...
Page 154
... slow neutron . " One would suppose that slow neutrons , possessing virtu- ally no energy , would be useless as far as inducing nuclear reactions were concerned , but this is not so . Fermi made the crucial discovery that slow neutrons ...
... slow neutron . " One would suppose that slow neutrons , possessing virtu- ally no energy , would be useless as far as inducing nuclear reactions were concerned , but this is not so . Fermi made the crucial discovery that slow neutrons ...
Page 155
... slow neutrons ? 2 If the same thing happened to uranium that happened to other elements , a product one higher in atomic number would form and Fermi would have produced element 93 . But element 93 did not occur in nature as far as was ...
... slow neutrons ? 2 If the same thing happened to uranium that happened to other elements , a product one higher in atomic number would form and Fermi would have produced element 93 . But element 93 did not occur in nature as far as was ...
Common terms and phrases
Alpha Centauri American angular momentum Asimov astronomers atomic number bright celestial equator celestial sphere cent center of gravity centimeters chemical circle cities clone course density diameter distance earth earth's crust eclipse Egyptians element energy English equal essay fact gold happened heat heliacal rising helium human hydrogen imagine iridium Isaac Asimov Jupiter kilometers latitude light longbow Mars mass massive matter Maunder minimum Mercury metal miles million moon moon's move neutrino neutrons never North Celestial Pole North Pole northern horizon nuclear bomb nuclear reactions nucleus orbit osmium particles perchloroethylene period of rotation physicist planet platinum population positive declination protons radioactive radium red giant rising of Sirius satellites science fiction seems seen Sirius sky and sometimes slow solar system South southern Soviet Union star sun's sunspot suppose sure surface area Szilard temperature tidal effect tidal influence tion United uranium Venus visible visual magnitude weapon white dwarf