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210<br />

nism (which is the process that causes particles to acquire<br />

mass).<br />

Hopefully this will get you through a cocktail party.<br />

http://www.quora.com/l/boq-jay-wacker<br />

the universe<br />

How has our understanding of the<br />

universe changed in the last 100<br />

years?<br />

Alia Caldwell, submerged in spring rain<br />

in 1912<br />

• Physics is unified. Physicists reasonably assume that we<br />

are approaching a wrapping-up of physical knowledge<br />

about the Universe, with just a few 't's to cross and 'i's to<br />

dot for future generations to worry about.<br />

• The laws of Thermodynamics are understood, fleshed out<br />

by Planck, Maxwell, Boltzmann, Gibbs, et al.<br />

• electromagnetic theory is also established by Maxwell,<br />

Gauss, Faraday, etc.<br />

• Light is properly described by wave theory.<br />

• Rutherford has established the notion of radioactive halflife<br />

and has created a useful model of an atom with a nucleus<br />

(though he has yet to split that atom).<br />

• einstein has presented his paper on Special Relativity<br />

(1905), which threw a cat among the pigeons by predicting<br />

matter-energy equivalence and unifying space and<br />

time, an audacious development on sacred newton.<br />

• In 1912 also, Vesto Slipher measures the first Doppler redshift<br />

to undermine the conventional view, but to science,<br />

the Universe is still in an eternal static state. (Later on, in

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