Could the Universe have never known emptiness before the Big Bang? What happened before the Big Bang? Scientists find themselves truly puzzled by how the Universe transformed into its present state.

The pre-Bang Universe is full of secrets; Nothing existed at the outset. After then, the cosmos began to take shape some 13.7 billion years ago. How this came to be or if there was ever a time before time is still a mystery. According to general relativity, if we rewind time, we would see the Universe contracting into an infinitely small point of infinite temperature and energy, known as the Big Bang singularity.

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