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Jun 11, 2007 · We review the current standard model for the evolution of the Universe from an early inflationary epoch to the complex hierarchy of structure seen today. We summarize and provide key references for the following topics: observations of the expanding Universe; the hot early Universe and nucleosynthesis; theory and observations of the cosmic ...
- Bharat Ratra, Michael S. Vogeley
- 2007
Oct 21, 2024 · Big-bang model, widely held theory of the evolution of the universe. Its essential feature is the emergence of the universe from a state of extremely high temperature and density—the so-called big bang that occurred 13.8 billion years ago. Learn more about the big-bang model in this article.
- The Editors of Encyclopaedia Britannica
Oct 21, 2011 · The widely accepted theory for the origin and evolution of the universe is the Big Bang model, which states that the universe began as an incredibly hot, dense point roughly 13.7 billion...
Jul 29, 2023 · Our understanding of the principles that underlie how the universe works on the large scale and our observations of how the objects in the universe change with time allow us to model the evolution of the entire cosmos these days.
May 24, 2023 · In particular, the big bang model of the universe begins with a singularity—a point that appeared out of nothing and contained the precursors of everything in the universe in a region so...
- James Riordon
Mar 13, 2008 · We review the current standard model for the evolution of the Universe from an early inflationary epoch to the complex hierarchy of structure seen today.
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Describe the evolution of the early universe in terms of the four fundamental forces. Use the concept of gravitational lensing to explain astronomical phenomena. Provide evidence of the Big Bang in terms of cosmic background radiation. Distinguish between dark matter and dark energy.