Exploring Zero Gravity with Astronaut Naoko Yamazaki Pt.2

Continuing from last week, Astronaut Naoko Yamazaki shares more about the wonders and advantages of zero gravity. We'll see how this challenging environment is being used to find a cure for a serious disease and develop future food sources. Also included is Naoko Yamazaki's 3rd space class: "If you want to travel to outer space".
This series marks astronaut Koichi Wakata's May 14 return to Earth. Wakata is the first Japanese to serve as ISS commander.