Operation Grapple with the American Manhattan Project in August 1943. Many of Britain's top scientists participated in the British contribution to the Manhattan Project. After the war, fearing that Britain would lose its great power status, the British government resumed the atomic bomb development effort, now codenamed High Explosive Research. The successful test of an atomic bomb in Operation Hurricane in October 1952 represented an extraordinary scientific and technological achievement, but Britain was still several years behind the United States in nuclear weapons technology. In July 1954, the Cabinet decided to develop the hydrogen bomb. The United Kingdom Atomic Energy Authority Atomic
What If (story) What If (story) "What If—" is a fantasy short story by Isaac Asimov that was first published in the Summer 1952 issue of "Fantastic" and reprinted in the 1969 collection "Nightfall and Other Stories". The story was inspired by the author's wife, who challenged him to produce a story based on a train trip they were taking to New York. A married couple is traveling on a train from Boston to New York City. They meet a mysterious silent man known only as Mister If, who shows them a small portable television-like device about in size. (Mr. If's first name