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All Stories published by Starts With A Bang! on July 31, 2015
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Ethan Siegel
in
Starts With A Bang!
Jul 31, 2015
Ask Ethan #99: How do we know the age of the Universe?
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39
1 response
July 30, 2015
About
Starts With A Bang!
The Universe is out there, waiting for you to discover it.
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Tags
Science
Universe
Age
Editors
Ethan Siegel
Writers
James Bullock
Brian Koberlein
Sabine Hossenfelder
Paul Halpern
Jillian Scudder
LH