Search results
Results From The WOW.Com Content Network
An American nuclear family composed of the mother, father, and their children, c. 1955 A nuclear family (also known as an elementary family, atomic family or conjugal family) is a family group consisting of parents and their children (one or more), typically living in one home residence.
Operation Candid: Protection of the Royal Family in an Emergency was a Cold War contingency plan of the British Government to evacuate Queen Elizabeth II, the Duke of Edinburgh and other members of the British royal family from London in the event of nuclear war. [1]
The discovery of the neutron by James Chadwick in 1932, [1] followed by that of nuclear fission in uranium by the German chemists Otto Hahn and Fritz Strassmann in 1938, [2] and its theoretical explanation (and naming) by Lise Meitner and Otto Robert Frisch soon after, [3] opened up the possibility of a nuclear chain reaction with uranium. [1]
Manhattan District The Trinity test of the Manhattan Project on 16 July 1945 was the first detonation of a nuclear weapon. Active 1942–1946 Disbanded 15 August 1947 Country United States United Kingdom Canada Branch U.S. Army Corps of Engineers Garrison/HQ Oak Ridge, Tennessee, U.S. Anniversaries 13 August 1942 Engagements Allied invasion of Italy Allied invasion of France Allied invasion of ...
Many sociologists used to believe that the nuclear family was the product of industrialization, but evidence highlighted by historian Peter Laslett suggests that the causality is reversed and that industrialization was so effective in North-western Europe specifically because the pre-existence of the nuclear family fostered its development. [34]
Operation Osoaviakhim was a secret Soviet operation in which more than 2,500 German specialists (scientists, engineers and technicians who worked in several areas) from companies and institutions relevant to military and economic policy in the Soviet occupation zone of Germany (SBZ) and Berlin, as well as around 4,000 more family members, totalling more than 6,000 people, were taken from ...
The nuclear family consists of a mother, father, and the children. The two-parent nuclear family has become less prevalent, and pre-American and European family forms have become more common. [2] Beginning in the 1970s in the United States, the structure of the "traditional" nuclear American family began to change.
Australian physicist Mark Oliphant was a key figure in the launching of both the British and United States nuclear weapons programmes. The 1938 discovery of nuclear fission in uranium by Otto Robert Frisch, Fritz Strassmann, Lise Meitner and Otto Hahn, [1] raised the possibility that an extremely powerful atomic bomb could be created. [2]