186 Chapter 3 The Universe Was Born With a Big Bang
Making a voyage into space means engaging in a challenging struggle with a harsh
environment. Although creating a spaceship on which humans can safely travel is enor-
mously difficult, if the travelers were tardigrades, the planning would be much simpler
because they would be able to travel while in an anhydrobiotic state and then be resusci-
tated many years later at a distant star. If this were done, then in due course, animals that
evolved from tardigrades might be active throughout the universe just as they live every-
where here on Earth.
A Third Method of Measuring the Size of the Universe: ...
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