Hiroshima

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Radioactivity and nuclear physics

By |2018-04-24T14:44:18+00:00August 17th, 2017|Physics|

A Japanese girl who lost her hair from radiation sickness from the atomic bomb Americans dropped on Hiroshima Some atoms are naturally radioactive, especially atoms of uranium and plutonium. These atoms have so many protons and neutrons that even the strong nuclear force is barely strong enough to hold them together, and they sometimes lose a proton or a [...]

World War II – history of Europe

By |2017-08-06T08:29:19+00:00August 6th, 2017|History, Modern Europe|

Unemployed people in Germany (1930s) The Depression left everyone in Europe feeling angry and upset, because so many people were poor. People were especially upset in Germany, where they also were angry about losing World War I. Many German people looked for someone to blame for their problems. Some Germans blamed Jews, because they were outsiders, and [...]