Big Bang Articles

Tag Archive for: big bang

bb_infinity2

Intro to the Big Bang and Infinity Concepts

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In the cosmology section of the Physics Forums, I encountered many Big Bang and related infinity problems. Hence, in this article, I want to explain the…
universeexpand

Learn about the Big Bang and the Expansion of the Universe

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The "ordinary Big Bang and expansion" (no inflation, no dark energy) Einstein's General Relativity allows a solution (FLRW metric) where an empty Universe…
lightcone72

LightCone8 Tutorial Part II – Charts

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Part I dealt with the basic user interface of LightCone8. This part of the tutorial is about potentially useful cosmological insights to be gained from…
quasarredshift

Could Redshifts Be Intrinsic Rather than Cosmological?

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How do we know that the redshifts of galaxies and quasars are cosmological and not "intrinsic?" Evidence for the cosmological interpretation The purpose…
lightcone7

LightCone8 Tutorial Part I

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LightCone 8 is a versatile tabulating/charting cosmological calculator, useful for understanding the expansion history of the universe (and even some future…
balloonanalogy

Learn Inflation Balloon Analogy Misconceptions

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The Balloon Analogy is a simple-minded way to help describe (but not completely describe) two facts of cosmology that are difficult for many people to…