14. Articles
The joys of sleeping in outer space
http://www.npr.org/templates/story/story.php?storyId=9007600
Take that Tiger! The Russians Tee Off
http://www.npr.org/templates/story/story.php?storyId=6521032
Space walks http://www.npr.org/templates/story/story.php?
storyId=6627320
How does going to the bathroom in space work?
http://science.howstuffworks.com/bathroom-in-space.htm
How do astronauts eat in space?
http://science.howstuffworks.com/astronauts-eat-in-space1.htm