Past, Present, Future: Time Travel with Brian Greene
StarTalk Radio
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The Physics and Philosophy of Time Travel
This chapter explores the historical evolution of time travel, beginning with a key literary work from 1843 and progressing through Einstein's revolutionary theories of relativity. It discusses the nuanced relationship between motion, gravity, and time, highlighting how modern physics reveals time to be subjective and variable. Additionally, the chapter considers the philosophical dilemmas surrounding time travel, such as predestination versus free will, illustrated through hypothetical scenarios linked to personal existence.
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