It’s a twin thing: uncovering the biological effects of space travel

Written by Abigail Sawyer

In the midst of the race to Mars, very little is known about the biological effects of space travel. Could NASA’s twins study provide the answers NASA is looking for? Could humans be set to live on Mars in the future? The race to Mars involves various aerospace manufacturers and national space agencies – including NASA and the China National Space Administration – competing to see who can get a crewed mission to Mars first. “By the mid-2030s, I believe we can send humans to orbit Mars and return them safely to Earth. And a landing on Mars will follow....

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