The Crisis in Cosmology

Why it was recommended

PBS Space time has an excellent video on the topic

Strong recommendationdron57 · Original2021-05

What it covers

PBS Space Time explains the Hubble constant tension, in which two precise, independent methods of measuring the universe's expansion rate disagree. It covers why this calls. It is for a general viewer who does not plan to take a prerequisite first.

Video details

Channel

PBS Space Time

Length

18 min 5 sec

Year

2019

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• TIMELAPSE OF THE FUTURE: A Journey to the End of Time (4K)
• The Solar Gravitational Lens will Map Exoplanets. Seriously.
• Powers of Ten™ (1977)
• 'A Universe From Nothing' by Lawrence Krauss, AAI 2009
• A new way to visualize General Relativity
• Carl Sagan - Pale Blue Dot