Will it be only a few decades before Mars tourism is a reality? SpaceX, CC BY

Dear Elon Musk: Your dazzling Mars plan overlooks some big nontechnical hurdles

Dear Elon Musk: Your dazzling Mars plan overlooks some big nontechnical hurdles Will it be only a few decades before Mars tourism is a reality?…

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Deep-space journeys will have plenty of downtime. studiostoks/Shutterstock.com

Secret weapon for space travelers: A steady diet of TV?

Secret weapon for space travelers: A steady diet of TV? Deep-space journeys will have plenty of downtime. studiostoks/Shutterstock.com Jan Van den Bulck, University of Michigan…

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