I confess to not having been aware that arsenic might breathe life into things.
I had only been aware of it as something killers use in Agatha Christie novels.
However, in 2010, a researcher declared that a bacterium in California's Mono Lake (near Yosemite) thrived on arsenic, while being deprived of phosphorus. (I have embedded a discussion of this finding.)
At the time, Felisa Wolfe-Simon of NASA's Astrobiology Institute suggested that life as we know it may not be life as we know it.
Now, however, two new studies suggest that it may be life as we know … Read more