Houston, Prepare for Astronauts with Disabilities

Chris Hadfield is a retired Canadian astronaut and former commander of the International Space Station. During one critical spacewalk, floating anti-fog got into Hadfield’s eyes, making him temporarily blind. Later, in his TED talk, Hadfield described his thought process: “Okay, I can't see, but I can hear, I can talk, Scott Parazynski is out here [...]