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Earth

The poison eaters: alternative life forms

By David Shiga

8 December 2010

New Scientist. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Does Mono Lake hold a secret?

(Image: Julian Calverley/Corbis)

Editorial: Curb your enthusiasm for aliens, NASA

Two chemicals that swiftly kill most living things may sustain weird organisms in harsh environments on Earth, or even on alien planets

THE outer limits of life just got stranger. Two chemicals that swiftly kill most living things may be harmless or even helpful to some unusual forms of life, suggesting that there are more ways of sustaining life than we realised.

“Life as we know it could be much more flexible than we generally assume or can imagine,” says Felisa Wolfe-Simon of NASA’s Astrobiology Institute and the US Geological…

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