![The Big Bang Theory big bang The universe began as a single cosmic explosion about 14 billion years ago. - ppt download The Big Bang Theory big bang The universe began as a single cosmic explosion about 14 billion years ago. - ppt download](https://slideplayer.com/14760065/90/images/slide_1.jpg)
The Big Bang Theory big bang The universe began as a single cosmic explosion about 14 billion years ago. - ppt download
![14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download 14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download](https://images.slideplayer.com/34/8318511/slides/slide_2.jpg)
14 billion years ago: start of the known universe… …but a rapid expansion of material known as the “Big Bang” Not really an “explosion”… The element 'Hydrogen' - ppt download
If the beginning of the Big Bang was 14 billion years ago, why are we able to see galaxies much further away in light years? - Quora
![Scientists think they've spotted some of the universe's 'missing' matter and it could be a lot | CBC News Scientists think they've spotted some of the universe's 'missing' matter and it could be a lot | CBC News](https://i.cbc.ca/1.4373120.1509032546!/fileImage/httpImage/image.jpg_gen/derivatives/16x9_780/planck-cosmic-microwave-background.jpg)