Expedition 45/46 Commander, Astronaut Scott Kelly along with his brother, former Astronaut Mark Kelly. Photo Date: January 19, 2015. Photographer: Robert Markowitz.
Credit: NASA

What effect does space travel have on our bodies and minds? As NASA looks to explore Mars and beyond, it is critical to understand the impacts of spending extended time in space.

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This is a seminar held at the University of California, with Brinda K. Rana, Phd, who shares the results of NASA’s Twins Study that focused on astronaut Scott Kelly who spent nearly one year living on the International Space Station and his identical twin brother, Mark, who remained on Earth.