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Into the Impossible With Brian Keating
Richard Ellis: When Galaxies Are Born: The Quest for Cosmic Dawn (#337)
Aug 13, 2023
Richard S. Ellis, a world-renowned observational astronomer, and Professor of astrophysics at University College London, discusses the quest to understand the history of the universe and witness cosmic dawn. The podcast explores topics such as the role of observers in astronomy, advancements in telescopes, the significance of theory in STEM, and mistakes in claiming distances of galaxies.
01:02:31
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Quick takeaways
- Observing distant galaxies allows astronomers to study the universe's past and gain insights into its history and evolution.
- Technological advancements, from photographic plates to digital detectors, have revolutionized the capabilities of telescopes and enhanced observational capabilities.
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The Quest for Cosmic Dawn
This podcast episode features Richard Ellis, a distinguished professor and author, discussing his new book 'When Galaxies Are Born: The Quest for Cosmic Dawn.' The episode explores the questions that astronomers are addressing, such as the origins of the universe, its fate, the existence of life elsewhere, and the nature of black holes. Ellis explains how astronomers can time-travel through observing distant galaxies, gaining insights into the history and evolution of the universe. He discusses the advancements in observational cosmology, including the use of powerful telescopes like James Webb Space Telescope. The episode emphasizes the importance of understanding cosmic dawn, the birth of galaxies and the synthesis of elements necessary for life.
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Discover
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Listen to the best highlights from the podcasts you love and dive into the full episode