PBS Space Time - Season 2019 Episode 3
The search for a single number: the hubble constant, which is the rate of expansion of our universe, has consumed astronomers for generations. Finally, two powerful and independent methods have refined its measurement to unprecedented precision. The only problem is that they don’t agree. This calls into question some of our most basic assumptions about the universe.
- Seánra: Documentary, Talk
- Stiúideo: YouTube
- Eochairfhocal: astrophysics, science and technology
- Caitheadh: Matthew O’Dowd
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