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  2. Twin paradox - Wikipedia

    en.wikipedia.org/wiki/Twin_paradox

    As for the screen on Earth, it shows that trip back beginning 9 years after launch, and the traveling clock in the screen shows that 3 years have passed on the ship. One year later, the ship is back home and the clock shows 6 years. So, during the trip back, both twins see their sibling's clock going 3 times faster than their own. Factoring out ...

  3. Here's why astronauts age slower than the rest of us here on ...

    www.aol.com/heres-why-astronauts-age-slower...

    Astronauts aboard the ISS, on the other hand, are much farther from Earth's center of gravity than the rest of us — about 260 miles farther. So, in that case, astronauts actually age slower .

  4. Effect of spaceflight on the human body - Wikipedia

    en.wikipedia.org/wiki/Effect_of_spaceflight_on...

    Water cohesion plays a bigger role in microgravity than on Earth In space, astronauts lose fluid volume—including up to 22% of their blood volume. [ 81 ] When the astronauts return to Earth, low blood volume can cause orthostatic intolerance or dizziness when standing. [ 82 ]

  5. Overview effect - Wikipedia

    en.wikipedia.org/wiki/Overview_effect

    White's astronaut interviews confirmed the importance of the difference between intellectual knowledge versus experience, of perceiving the "striking thinness of the atmosphere", of thinking of ourselves interconnected and part of the Earth as an organic system, and that we as different people "are all in this together". [9]

  6. Human tissue launches in space for the first time - AOL

    www.aol.com/news/human-tissue-launches-space...

    If the samples age more quickly in space, scientists will learn more about the process far faster than they would if studying samples on Earth. It is hoped that will lead to new treatments for age ...

  7. The trio revealed some anecdotes about the trials of readjusting to life on Earth after spending more than 230 days in space. The astronauts remained tight-lipped about the nature of the medical ...

  8. Sergei Krikalev - Wikipedia

    en.wikipedia.org/wiki/Sergei_Krikalev

    Because Krikalev spent so much time in space traveling at high velocities, time dilation (or the slowing down of clocks) caused him to be 0.02 seconds younger than other people born at the same time as him. [4] [5] He returned to Earth on 25 March and is sometimes referred to as the "last Soviet citizen".

  9. Colorado astronaut discusses adjustments after returning to Earth

    www.aol.com/colorado-astronaut-discusses...

    DENVER — An astronaut from Colorado is readjusting to life on Earth after spending 235 days in space, two months longer than planned.Matthew Dominick is a NASA astronaut originally from Wheat Ridge.