Life in Space: Comparing Science Fact and Science Fiction

In a long list of my favorite astronauts, Sam Cristoforetti is near the top. She is an Italian space traveler with the European Space Agency, and there are a lot of reasons I like her: She has great taste in books, she is enthusiastic and unabashedly excited about space exploration, and -- perhaps most importantly -- she's a nerd. She's a science fiction fan, and she uses this as a basis to give a TEDx talk about what living on the International Space Station is like. She should know; she spen...