<p>The Big Bang Theory is the leading explanation about how the universe began. It proposes that the universe started from a singular, extremely hot and dense point approximately 13.8 billion years ago and has been expanding ever since.</p>

The Big Bang Theory is the leading explanation about how the universe began. It proposes that the universe started from a singular, extremely hot and dense point approximately 13.8 billion years ago and has been expanding ever since.

The Big Bang Theory

Episode 1

<p>The Big Bang Theory is the leading explanation about how the universe began. It proposes that the universe started from a singular, extremely hot, and dense point approximately 13.8 billion years ago and has been expanding ever since.</p>

The Big Bang Theory is the leading explanation about how the universe began. It proposes that the universe started from a singular, extremely hot, and dense point approximately 13.8 billion years ago and has been expanding ever since.

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The Big Bang Theory

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