Which is an idea related to the origin of the universe

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One widely discussed idea related to the origin of the universe is the Big Bang Theory. This theory proposes that the universe began approximately 13.8 billion years ago from an extremely hot and dense initial state and has been expanding ever since. According to the Big Bang Theory, the universe evolved through various stages, from a singularity to the formation of fundamental particles, atoms, stars, galaxies, and larger cosmic structures.

Another related concept is cosmic inflation, which suggests that the universe underwent a rapid exponential expansion in the first few moments after the Big Bang. This inflationary period helps explain the uniformity of the cosmic microwave background radiation and the large-scale structure of the universe we observe today.

Both concepts are central to modern cosmology and help scientists understand the universe's early conditions, its expansion, and its evolution over time.

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