Podcast: How Old is the Universe?
WMAP image of the Cosmic Microwave Background Radiation
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We did a wildly popular three part series about the center, size and shape of the Universe. But every good trilogy needs a 4th episode. This week we look at age of the Universe. How old is the Universe, and how do we know? And how has this number changed over time as astronomers have gotten better tools and techniques?
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How Old is the Universe? – Transcript and show notes.
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