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George Smoot discusses the history of precision cosmology, his work in gravitational lensing, the existence of dark matter, and the future of astrophysics.
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George Fitzgerald Smoot III is an American astrophysicist, cosmologist, Nobel laureate, and one of two contestants to win the US $1 million prize on Are You Smarter than a 5th Grader?. He won the Nobel Prize in Physics in 2006 for his work on the Cosmic Background Explorer with John C. Mather.
Chapters:
00:00 Intro
0:16 Conjunction of Jupiter and Saturn
4:30 History of precision cosmology
6:47 How is satellite data used to calculate the age and density of the universe?
15:58 Distinguishing between matter, dark matter, and dark energy
21:37 Background on gravitational lensing
24:07 What is gravitational lensing?
37:30 Let's talk about dark matter
44:56 The future of cosmology
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