/tags/scott-kelly scott kelly en-US Copyright Tue, 07 May 2019 04:05:00 GMT /show/all-sides-with-ann-fisher/2019-05-07/tech-tuesday-the-impact-of-space-travel-on-humans Scientists have struggled to understand the effects of space on the human body in large part because it’s difficult to blame changes on spaceflight alone.… Tue, 07 May 2019 04:05:00 GMT /show/all-sides-with-ann-fisher/2019-05-07/tech-tuesday-the-impact-of-space-travel-on-humans