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How Do Scientists Know the Universe Is Expanding?


Science & Tech  (tags: astronomy, astronomer, Edwin Hubble, science, scientists, research, the universe, Albert Einstein, galaxies, theory, space, interesting )

Laurel
- 4135 days ago - livescience.com
We thought we'd ask Geza Gyuk, Director of Astronomy at the Adler Planetarium and a research scientist at the University of Chicago. Here's what he said:



   

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Comments

Daniel Barker (35)
Monday January 21, 2008, 1:13 pm
Hmmm... over ten billion years ago, perhaps thirteen to fifteen billion, a single particle exploded and formed our universe. Question - where did this particle come from? Are there other universes?
 

Darlene K (356)
Monday January 21, 2008, 11:50 pm
In my humble opinion Daniel, Yes.
 

Darlene K (356)
Monday January 21, 2008, 11:50 pm
In my humble opinion Daniel, Yes.
 
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