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Will the Universe Expand Forever? | Space Time | PBS Digital Studios
Will the Universe continue to expand outward or will it succumb to gravity and collapse upon itself? Find out in this episode of Space
The Mysterious Orbit of Mercury I The Great Courses
Learn more about this course and start your FREE trial here: https://www.TheGreatCoursesPlus.com/the-inexplicable-universe-unsolved-mysteries?utm_source=US_OnlineVideo&utm_medium=SocialMediaEditorialYouTube&utm_campaign=136228 In this video lecture, Neil deGrasse Tyson, America’s most noted astrophysicist, discusses