Discover one theory about a single event over 13.8 billion years ago that might have created our Universe.
- The Big Bang took place over 13.8 billion years ago.
- The Big Bang caused our Universe to expand suddenly, bringing time and space into existence.
- Following the Big Bang, temperatures cooled and tiny particles of matter began to form.
- The first atoms to form were hydrogen and helium.
Current scientific evidence indicates that before the Universe there was nothing.
Then 13.8 billion years ago there was a bang.
The Big Bang, and our Universe was born.
The theory states that from being unbelievably small, hot and dense, our Universe suddenly expanded outwards.
Bringing time and space into existence.
Less than a second ...
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