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Controversy over a bacterium that grows in arsenic — an update

The upheaval in the scientific community revolving around the allegedly arsenic-exploiting bacterium has neared its end. The turmoil started at the end of year 2010 when Dr. Felisa Wolfe-Simon, a NASA astrobiology fellow, reported...

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Controversy over a bacterium that grows in arsenic — Can arsenic sustain life?

The scientific community has been very busy debating over a controversial issue surrounding a bacterium from California. It all started when NASA astrobiology fellow Dr. Felisa Wolfe-Simon and her team published a research article...

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