time travel
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Why the Arrow of Time Only Points Forward: The Energy Cost of Emergent Time Travel
Time travel has fascinated humans for generations. From whimsical adventures to philosophical quandaries, the idea of revisiting the past has fueled countless books, films, and thought experiments. But what if time travel, as we typically imagine it, is not only implausible — but fundamentally incompatible with how reality itself emerges? This essay explores why, under Continue reading
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Did Star Trek Get Time Travel Wrong in Strange New Worlds?
In the Strange New Worlds episode “The Old Scientists,” Star Trek once again delves into one of its favorite narrative devices: time travel. While the franchise has a long history of exploring temporal anomalies and paradoxes, this episode raises a familiar question: does Star Trek get time travel wrong? Specifically, does its depiction of time Continue reading
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Unlocking the Secrets of Time: From Einstein’s Spacetime to Reversing the Arrow of Time
Time—it’s the one dimension we’re all bound by, moving steadily forward. But what if we could change that? Einstein’s theory of spacetime already reshaped our understanding of reality, showing us that time is not constant. Gravity and speed can warp it, making it slow down or speed up depending on where you are or how Continue reading
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