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Big Bang Explained in 20 Seconds | How the Universe Began | Big Bang Theory
Автор: World History Odyssey
Загружено: 2026-01-11
Просмотров: 107
Описание:
About 13.8 billion years ago, the Big Bang marked the beginning of our universe.
The universe was once extremely hot and dense, then it began expanding — and it is still expanding today.
Imagine inflating a balloon:
Each dot represents a galaxy, and as the balloon expands, every galaxy moves away from every other galaxy.
This short video explains:
What is the Big Bang Theory
How universe expansion works
Why galaxies are moving apart
Ideal for viewers interested in space, cosmology, and science shorts.
#BigBang #Universe #SpaceFacts #Cosmology #ScienceShorts
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