After Earth Falls, Will Interstellar Space Travel Be Our Salvation?
It may be just a matter of time before the Earth becomes uninhabitable. As astrophysicists and avid science fiction fans, we naturally find the prospect of interstellar colonization intriguing and exciting. But is it practical, or even possible? Or is there a better solution? Top image: Mark Rademaker’s conceptual image of a NASA-built faster-than-light ship.…
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Frederick Jenet & Teviet Creighton — The Conversation