Marie Curie

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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 [...]

European science in the 1800s

By |2018-04-16T10:32:30+00:00August 7th, 2017|Modern Europe, Science|

European boys at school in the 1800s In the first half of the 1800s AD, countries in northern Europe like France and Britain forced India, Ghana, Nigeria, Canada, and other countries to give them food. That meant that many people in northern Europe could stop farming and get an education. Families sent more boys to school than girls, so most of the educated people were [...]