Daniel and Jorge Explain the Universe What came before the Big Bang?
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Sep 27, 2018 The podcast dives into the intriguing mystery of what triggered the Big Bang and what existed before it. Listeners explore cosmic evolution and how contemporary theories are reshaping our understanding of the universe. Insightful discussions on cosmic inflation reveal the universe's dramatic expansion in mere moments. Speculative ideas, such as cyclical universes and the concept of nothingness, challenge our perceptions of reality. Ultimately, it's a captivating journey into the origins of everything we know.
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Early Universe Was Hot Dense Blob
- The early universe was a hot, dense blob rather than a cold, empty space.
- This state explains the cosmic microwave background radiation detected as leftover light from that time.
Big Bang as Small Space Blob
- The Big Bang is not a tiny dot with infinite density, but rather a small blob of space filled with energy and matter.
- This shift helps reconcile the Big Bang with quantum mechanics and the fuzziness at very small scales.
Universe Age About 14 Billion Years
- The universe is about 14 billion years old, determined by extrapolating the expansion rate backward to the origin.
- This age is much older than Earth, which formed about 4.5 billion years ago.