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Country United States Pages 218 Originally published 1984 Page count 218 | 3.9/5 Goodreads Language English ISBN 0-385-18915-X Genres Science, Essay | |||||||||||||||||||||||||||||||||
Series Fantasy & Science Fiction essays Similar Isaac Asimov books, F&SF Essay Collections books, Science books |
'X' Stands for Unknown is a collection of seventeen nonfiction science essays written by Isaac Asimov. It was the seventeenth of a series of books collecting essays from The Magazine of Fantasy and Science Fiction, these being first published between January 1982 and May 1983. It was first published by Doubleday & Company in 1984.
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X Stands for Unknown Wikipedia(Text) CC BY-SA