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Relativity applications in radiation and plasma physics
Albert Einstein developed the theory of relativity using ``thought experiments’’ to illustrate the consequences of a constant speed of light. Many measurements have validated Einstein’s work, but some thought experiments and applicatio…
What are Effective Field Theories?
The quantum world is governed by a large number of different energy or length scales, as clearly seen in the hydrogen atom, where an essentially point like electron is bound to a proton. The post What are Effective Field Theories? first appeared on Fiftee…
An introduction to “Big Data and the Welfare State”
A central function of the state is to provide insurance against the vagaries of life and markets, such as accidents, ill health, old age, or unemployment. Collectively, these mandatory risk pooling arrangements are known as social insurance, or the welfar…
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