The Evidence for Modern Physics: How We Know What We Know Episode 21, How We Know the Universe Is Accelerating Episode 21, How We Know the Universe Is Accelerating.
Streaming video - 2021
Investigate evidence that the expansion of the universe reversed its gradual slow-down and stepped on the accelerator 5 billion years ago. "Dark energy" is the term given to this mysterious force that is expanding space at an ever-increasing rate. Learn how this remarkable phenomenon was discovered and explore its link to the cosmological constant proposed by Einstein a century ago.
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[San Francisco, California, USA] :
The Great Courses
2021.
2022. - Language
- English
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- A Kanopy streaming video
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- 1 online resource (streaming video file) (30 minutes): digital, .flv file, sound
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- AVAILABLE FOR USE ONLY BY IOWA CITY AND RESIDENTS OF THE CONTRACTING GOVERNMENTS OF JOHNSON COUNTY, UNIVERSITY HEIGHTS, HILLS, AND LONE TREE (IA).
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