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1. en.wikipedia.org › wiki › Time_travelTime travel - Wikipedia

   en.wikipedia.org › wiki › Time_travel

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   Time travel is the hypothetical activity of traveling into the past or future. Time travel is a widely recognized concept in philosophy and fiction, particularly science fiction. In fiction, time travel is typically achieved through the use of a hypothetical device known as a time machine.

   • Time Machine (Disambiguation)

     Film and television. The Time Machine, a film by George Pal;...

   • Time Travel (Disambiguation)

     Time travel is the hypothetical concept of traveling through...

   • Quantum mechanics

     Quantum mechanics of time travel. Until recently, most...

   • Temporal paradox

     A temporal paradox, time paradox, or time travel paradox, is...

2. spaceplace.nasa.gov › time-travel › enIs Time Travel Possible? | NASA Space Place – NASA Science ...

   spaceplace.nasa.gov › time-travel › en

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   May 6, 2024 · How do we know that time travel is possible? More than 100 years ago, a famous scientist named Albert Einstein came up with an idea about how time works. He called it relativity. This theory says that time and space are linked together.

3. www.space.com › 21675-time-travelTime travel — Is it possible | Space

   www.space.com › 21675-time-travel

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   Feb 24, 2024 · Explore physicist Peter Millington's thoughts about Stephen Hawking's time travel theories at The Conversation. Check out a kid-friendly explanation of real-world time travel from NASA's...

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4. Videos

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     Time Travel Explained! Theory Proved by Albert Einstein (Science & Space)

     Dec 27, 2017

     60.5K Views

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     Is time travel possible? - Colin Stuart

     Oct 21, 2013

     3.9M Views

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     5:44

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     The physics of time travel, by Dr Pieter Kok

     Feb 5, 2013

     295.7K Views

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5. plato.stanford.edu › entries › time-travel-physTime Travel and Modern Physics - Stanford Encyclopedia of ...

   plato.stanford.edu › entries › time-travel-phys

   Feb 17, 2000 · Time travel has been a staple of science fiction. With the advent of general relativity it has been entertained by serious physicists. But, especially in the philosophy literature, there have been arguments that time travel is inherently paradoxical.

6. theconversation.com › can-we-time-travel-aCan we time travel? A theoretical physicist provides some answers

   theconversation.com › can-we-time-travel-a

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   Jun 13, 2022 · Mathematical physicist Frank Tipler conceptualized a time machine that does not involve negative mass, but requires more energy than exists in the universe. Time travel also violates the...