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"The Fun They Had" is a science fiction story by American writer Isaac Asimov. It first appeared in a children's newspaper in 1951 and was reprinted in the February 1954 issue of The Magazine of Fantasy and Science Fiction , Earth Is Room Enough (1957), 50 Short Science Fiction Tales (1960), and The Best of Isaac Asimov (1973).
Earth Is Room Enough is a collection of fifteen short science fiction and fantasy stories and two pieces of comic verse by American writer Isaac Asimov, published in 1957.In his autobiography In Joy Still Felt, Asimov wrote, "I was still thinking of the remarks of reviewers such as George O. Smith... concerning my penchant for wandering over the Galaxy.
A mnemonic is a memory aid used to improve long-term memory and make the process of consolidation easier. Many chemistry aspects, rules, names of compounds, sequences of elements, their reactivity, etc., can be easily and efficiently memorized with the help of mnemonics.
Written from March 17 to April 9, 1941 and sold on April 24, the short story was published in the September 1941 issue of Astounding Science Fiction under editor John W. Campbell. It was the 32nd story by Asimov, written while he was a graduate student in chemistry at Columbia University.
[1] The book was also believed to be a source of inspiration to David Hahn, nicknamed "the Radioactive Boy Scout" by the media, who attempted to construct a nuclear reactor in his mother's shed, [2] although the book does not include any nuclear reactions. Due to safety concerns, the book was eventually pulled from library shelves. [3]
This is a list of unsolved problems in chemistry. Problems in chemistry are considered unsolved when an expert in the field considers it unsolved or when several experts in the field disagree about a solution to a problem.
Panchanan Maheswari, FRS (9 November 1904 – 18 May 1966 [1] in Jaipur Rajasthan) a prominent Indian botanist noted chiefly for his invention of the technique of test-tube fertilization of angiosperms. This invention has allowed the creation of new hybrid plants that could not previously be crossbred naturally.
Joel Hildebrand (1881–1983), American educator and chemist specializing in liquids and nonelectrolyte solutions; Mary Elliott Hill (1907–1969), American chemist who developed analytic methodology for ultraviolet light; Cyril Norman Hinshelwood (1897–1967), English physical chemist and winner of the shared Nobel Prize in Chemistry in 1956