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Podcast: The Hubble Constant
When Edwin Hubble observed that distant galaxies are speeding away from us in all directions, he discovered the reality that we live in an expanding Universe. Hubble worked to calculate exactly how fast this expansion is happening, creating the Hubble constant – which astronomers continue to refine and reference in their research.
Click here to download the episode.
Or subscribe to: astronomycast.com/podcast.xml with your podcatching software.
“Hubble Constant” on the Astronomy Cast website, with shownotes and transcript.
And the podcast is also available as a video, as Fraser and Pamela now record Astronomy Cast as part of a Google+ Hangout:
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© astronomycast for Universe Today, 2012. | Permalink | 3 comments |
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2012-12-10 17:42:15
Source: http://www.universetoday.com/98901/podcast-the-hubble-constant/
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