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An astronaut outside the International Space Station

No, aliens aren't lurking on the International Space Station

30 November 2017

History tells us that earthly contamination is by far the most likely explanation for “extraterrestrial” bacteria found on the ISS hull, says Geraint Lewis
woman looks at a dodo

Why setting ‘safe’ limits for environmental damage won’t work

17 November 2017

The boundaries set for human impacts on the planet are deeply flawed and only encourage us to keep pushing towards them, warns Stuart Pimm

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