Mould from Chernobyl nuclear reactor tested as radiation shield on ISS

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The International Space Station

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A radiation-absorbing fungus discovered in the destroyed Chernobyl nuclear reactor has been shown to absorb harmful radiation on the International Space Station, and could potentially be used to protect future Mars colonies.

Exposure to cosmic rays poses a major health risk to astronauts leaving our protective atmosphere. Shields can be made out of stainless steel and other materials, but they must be shipped from Earth, which is difficult and costly.

Xavier Gomez and Graham Shunk came up with the idea of growing radiation shields on Mars out of living organisms while they …

source: newscientist.com