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Astrophysics
Frontiers and Controversies - Audio
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Ratings & Reviews
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4.3 stars from 20 ratings
A fantastic course
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“Really enjoyed it: an incredible resource—especially considering it is free! Thank you.”
Pete F UK via Apple Podcasts ·
Great Britain ·
07/21/21
a good, but slow start
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“a nice introduction to Astronomy, but unfortunately, like so many of these online university lectures, you will have to skip past a large amout of unnecessary information vital for the students sitting in the actual lecture but worthless for us listening.
Skip at least 17 minutes of the first...”Read full review »
BaronLex via Apple Podcasts ·
United States of America ·
02/24/18
Good Lecturer and interesting class...
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“I have to start this saying that I am Math-phobic, yet Prof. Bailyn makes some VERY complicated math approachable... but it IS astrophysics so it's still complicated... It helps immensely that I am not worried about taking the midterm or the final.
He is a good lecturer and is animated and...”Read full review »
RedheadedCyclone via Apple Podcasts ·
United States of America ·
02/26/11
Recent Episodes
This lecture introduces an important concept related to the past and future of the universe: the Scale factor, which is a function of time. With reference to a graph whose coordinates are the Scale factor and time, the problem of dark matter is addressed again. Cosmological redshifts are measured...
Published 10/09/09
Professor Bailyn begins the class with a discussion of a recent New York Times article about the discovery of a new, earth-like planet. He then discusses concepts such as epicycles, dark energy and dark matter; imaginary ideas invented to explain 96% of the universe. The Anthropic Principle is...
Published 10/09/09
Reasons for the expansion of the universe are addressed at the start of this lecture, focusing especially on the acceleration of dark energy. Supernovae were the first evidence for the existence of dark energy. Two other proofs are presented. The first is the Cosmic Microwave Background, which is...
Published 10/09/09
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