The International Space Station crews about 3 to 6 people at a time, but sometimes unwelcome guests appear in the form of bacteria. To keep the world’s largest orbital laboratory clean, Commander Chris Hadfield uses a floating microbial air sampler to test for nasties. Watch until the end to see what he finds.
About Marc Boucher
Boucher is an entrepreneur, writer, editor & publisher. He is the founder of SpaceQ Media Inc. and CEO and co-founder of SpaceRef Interactive LLC. Boucher has 20 years working in various roles in the space industry and a total of 30 years as a technology entrepreneur including creating Maple Square, Canada's first internet directory and search engine.