2013-03-31 - Canadian astronaut and Commander of Expedition 35 answers a question about how astronauts brush their teeth in space. You might be surprised by what he reveals!
2013-04-12 - It's bedtime on the International Space Station. CSA Astronaut Chris Hadfield shows us how astronauts sleep in space.
ISS Commander Chris Hadfield shows us the fine points of manual digital hygiene in microgravity. A clean-handed astronaut is a happy astronaut. -- Life in Space
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