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What Astronomers Are Still Discovering About the Big Bang Theory | At the Smithsonian| Smithsonian Magazine
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![Big Bang Theory Summary & Evidence | What is the Big Bang Theory? - Video & Lesson Transcript | Study.com Big Bang Theory Summary & Evidence | What is the Big Bang Theory? - Video & Lesson Transcript | Study.com](https://study.com/cimages/videopreview/tmjo05kxuq.jpg)
Big Bang Theory Summary & Evidence | What is the Big Bang Theory? - Video & Lesson Transcript | Study.com
![A research published in the journal Science has explained how the Big Bang took place around 13.8 billion years ago, which led to the beginning of Universe. A research published in the journal Science has explained how the Big Bang took place around 13.8 billion years ago, which led to the beginning of Universe.](https://vajiramandravi.s3.us-east-1.amazonaws.com/media/2019/11/14/7/26/43/big_banggg.jpg)
A research published in the journal Science has explained how the Big Bang took place around 13.8 billion years ago, which led to the beginning of Universe.
![Big Bang theory: Physicists simulate universe before Big Bang when 'all hell breaks loose' | Science | News | Express.co.uk Big Bang theory: Physicists simulate universe before Big Bang when 'all hell breaks loose' | Science | News | Express.co.uk](https://cdn.images.express.co.uk/img/dynamic/151/750x445/1195939.jpg)
Big Bang theory: Physicists simulate universe before Big Bang when 'all hell breaks loose' | Science | News | Express.co.uk
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